{"title":"Wheels","description":"\u003cp\u003eReplacement caster wheels in every material, size, and load rating, allowing you to upgrade or restore your existing casters without replacing the entire assembly.\u003c\/p\u003e","products":[{"product_id":"pemco-wheels-83122ez","title":"5\" Polyurethane  Wheels - 83122EZ","description":"\u003cp\u003eAs simply one of the best \u003ca href=\"\/shopping-cart\" class=\"serieslink\"\u003eshopping cart caster\u003c\/a\u003e and wheel replacements, the Polykat wheel features a durable polyurethane tread that is mechanically locked to the core to prevent tread separation and provide long life. Featuring dual precision ball bearings, the wheels roll smooth and quiet to keep shoppers happy and focused on shopping. \u003ca href=\"\/775\" class=\"serieslink\"\u003eAssembled casters\u003c\/a\u003e feature a raceway seal to protect from debris and extend Performance life. PolyKat shopping cart wheels feature a 5\"\/16\" bore internal diameter.\u003c\/p\u003e\n\u003cp\u003eLooking for help finding the right casters?  Contact Caster Central today!\u003c\/p\u003e","brand":"Pemco","offers":[{"title":"Default Title","offer_id":42854392070363,"sku":"31JC50BL-13","price":5.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/83122EZ-900x900.jpg?v=1652802902"},{"product_id":"polyolefin-wheels-20gh18-03","title":"1-5\/8\" x 7\/8\" Polyolefin Wheel w\/ Delrin Bearing - 1.0001.52","description":"\u003cp\u003ePolyolefin Wheels are designed for hard impacts and heavy loads.  They are injection molded from an exclusive Colson Polyolefin compound.  Here are some key features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight: \u003c\/strong\u003e Despite being very light in weight, the impact strength of these wheels is far superior to hard rubber wheels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistant: \u003c\/strong\u003e They offer superior resistance to most oils, chemicals. grease, solvents, and acids. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-marking Floor Protection: \u003c\/strong\u003e The tread polyolefin wheel offers non-marking floor protection and resists hard impacts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications: \u003c\/strong\u003e They are fit for light and medium-duty applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor: \u003c\/strong\u003e The standard color is black.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range: \u003c\/strong\u003e These wheels can operate in a temperature range of -45°F to +180°F.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardness:  \u003c\/strong\u003eThe hardness is 70(±) Durometer Shore d scale.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity: \u003c\/strong\u003e\u003cspan\u003e 75 lbs. each\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis wheel features a polyolefin wheel and delrin bearing.\u003c\/p\u003e\n\u003cp\u003eLooking for help finding the right wheel? Contact Caster Central today!\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924946522331,"sku":"20GH18-03","price":3.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin.jpg?v=1654286319"},{"product_id":"polyolefin-wheels-20gh20-03","title":"2\" x 7\/8\" Polyolefin Wheel w\/ Delrin Bearing - 1.0002.52","description":"\u003ch3\u003eAbout This Wheel - 20GH20-03\u003c\/h3\u003e\n\u003cp\u003ePick this 2-inch polyolefin wheel for the smallest light-equipment rollers, where a tiny wheel still has to resist water and skip maintenance under a cabinet or an instrument base.\u003c\/p\u003e\n\u003cp\u003eAt 2 inches this is the compact end of the polyolefin line, sized to tuck under a small enclosure, an instrument stand, or a light fixture that only needs to roll a short distance. The molded polyolefin gives even this little wheel the no-rust, no-rot durability of the bigger sizes, so it survives a damp lab bench or a wash area, and the Delrin plain bearing takes no grease and cannot seize. The narrow 7\/8 inch tread keeps it low-friction under a light load. The ride is firm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSmall instrument cabinet rolled a short distance on a bench\u003c\/li\u003e\n\u003cli\u003eLight electronics enclosure in a humid room\u003c\/li\u003e\n\u003cli\u003eCompact fixture base needing a tiny maintenance-free wheel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this 2-inch wheel for anything past a light load; the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-20gh30-03\"\u003e3-inch polyolefin 20GH30-03\u003c\/a\u003e carries more and rolls farther.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 2-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e More load, or a taller wheel? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-20gh30-03\"\u003e3-inch polyolefin 20GH30-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh40-03\"\u003e4-inch narrow 31GH40-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-41gh42-01\"\u003e4-inch wide delrin 41GH42-01\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924946555099,"sku":"20GH20-03","price":3.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_0028d740-8e56-49f4-9c10-aa60741bcbf7.jpg?v=1654286321"},{"product_id":"polyolefin-wheels-20gh30-03","title":"3\" x 7\/8\" Polyolefin Wheel w\/ Delrin Bearing - 1.00003.53","description":"\u003ch3\u003eAbout This Wheel - 20GH30-03\u003c\/h3\u003e\n\u003cp\u003ePick this 3-inch narrow polyolefin wheel for a light cart that lives in a damp room, where a rubber wheel soaks up water and rots but the molded polyolefin shrugs it off and never needs grease.\u003c\/p\u003e\n\u003cp\u003eColson molds this wheel from its own polyolefin compound in one piece, so there is no rubber to absorb moisture and no steel to rust, which is exactly what kills wheels on carts that sit in wash-down kitchens, mop rooms, and humid storage. The narrow 7\/8 inch tread keeps it light and low-friction for a small cart, and the Delrin plain bearing takes no lubrication and cannot corrode. The ride is firm, and the load class is light to medium.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight mail or tote cart in a damp mailroom or storeroom\u003c\/li\u003e\n\u003cli\u003eMop and janitor cart left standing in wet areas\u003c\/li\u003e\n\u003cli\u003eSmall utility rig where rubber wheels rot and steel rusts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this narrow polyolefin wheel if the cart carries real weight; the wider \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh30-03\"\u003e1-1\/4 inch tread 31GH30-03\u003c\/a\u003e spreads a heavier load.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 3-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Heavier load, or a quiet ride? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh30-03\"\u003e3-inch wide 31GH30-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-20gh40-03\"\u003e4-inch narrow 20GH40-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-20gh50-03\"\u003e5-inch narrow 20GH50-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924946587867,"sku":"20GH30-03","price":3.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_ec84e80e-fce6-4514-9433-0217640a795a.jpg?v=1654286324"},{"product_id":"polyolefin-wheels-20gh40-03","title":"4\" x 7\/8\" Polyolefin Wheel w\/ Delrin Bearing - 1.00004.53","description":"\u003ch3\u003eAbout This Wheel - 20GH40-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 4-inch narrow polyolefin wheel as the economical fix for a light cart whose rubber wheels keep rotting and flat-spotting, a one-piece molded wheel that costs little and lasts.\u003c\/p\u003e\n\u003cp\u003eRubber wheels on light institutional carts are a recurring expense: they swell, crack, and develop flats from standing, and they get replaced again and again. The molded polyolefin wheel sidesteps all of it at a lower price, because there is no separate tread to fail and no material to absorb water or take a set. The narrow 7\/8 inch tread suits a light load on an AV cart, a garment rack, or a file cart, and the Delrin bearing rolls maintenance-free. It rides firm, with no cushioning.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAV or media cart rolled daily across office carpet and tile\u003c\/li\u003e\n\u003cli\u003eGarment or file rack that flat-spots cheaper rubber wheels\u003c\/li\u003e\n\u003cli\u003eLight fixture base needing a low-cost long-lasting wheel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this wheel if the cart needs a quiet, floor-cushioning roll; a rubber or HI-TECH polyurethane wheel softens the ride this hard tread does not.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 4-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want cushioning, or more load? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/copy-of-4x-2-polyurethane-hi-tech-wheel-w-roller-bearing-5-00004-929\"\u003e4-inch HI-TECH 41JC42-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-20gh30-03\"\u003e3-inch narrow 20GH30-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-20gh50-03\"\u003e5-inch narrow 20GH50-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924946620635,"sku":"20GH40-03","price":5.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_2a5e1556-7b61-44c2-85ec-fb7b694d2b07.jpg?v=1654286326"},{"product_id":"polyolefin-wheels-20gh50-03","title":"5\" x 7\/8\" Polyolefin Wheel w\/ Delrin Bearing - 1.00005.53","description":"\u003ch3\u003eAbout This Wheel - 20GH50-03\u003c\/h3\u003e\n\u003cp\u003eSpecify this 5-inch narrow polyolefin wheel for a light cart that has to clear thresholds and door sills, where the taller diameter rolls over the bump a smaller wheel catches on.\u003c\/p\u003e\n\u003cp\u003eThe 5-inch height is the reason to step up from a 3 or 4-inch wheel on a light rig: it rides over the door sweeps, elevator gaps, and floor transitions that stall a short wheel and jar the load. Kept to a narrow 7\/8 inch tread, it stays light and low-friction so a worker still pushes it easily, and the molded polyolefin neither absorbs water nor flat-spots when the cart stands parked. The Delrin bearing needs no grease and cannot rust. The ride stays firm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight cart crossing door sills and elevator gaps all day\u003c\/li\u003e\n\u003cli\u003eMobile fixture parked for long stretches without flat-spotting\u003c\/li\u003e\n\u003cli\u003eTall-wheel light rig in a damp area needing a no-rust bearing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this narrow wheel if the load is heavier than light-duty; the 2-inch-wide \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-41ge52-01\"\u003e41GE52-01\u003c\/a\u003e carries more on a roller bearing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 5-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e More load, or cushioning? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-41ge52-01\"\u003ewide 5-inch 41GE52-01\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-20gh30-03\"\u003e3-inch narrow 20GH30-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-20gh40-03\"\u003e4-inch narrow 20GH40-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924946784475,"sku":"20GH50-03","price":8.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_44f26f1a-4335-4b16-9207-e0479502d1c9.jpg?v=1654286331"},{"product_id":"polyurethane-hi-tech-wheels-20jh30-03","title":"3\" x 7\/8\" Polyurethane HI-TECH Wheel w\/ Delrin Bearing - 1.00003.91","description":"\u003ch3\u003eAbout This Wheel - 20JH30-03\u003c\/h3\u003e\n\u003cp\u003ePick this narrow 3-inch HI-TECH polyurethane wheel for a light cart that needs a firmer tread than rubber without the weight of a wide wheel, the slim 7\/8-inch maroon tread on a quiet Delrin bore.\u003c\/p\u003e\n\u003cp\u003eA wide wheel is more than a light cart needs and rubber flat-spots over time; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries its load without setting and stays non-marking, while the narrow 7\/8-inch contact keeps the wheel light and easy to push. The Delrin bearing runs quiet and needs no grease, and the 3-inch diameter keeps a low cart nimble.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight carts that want a firmer non-marking tread\u003c\/li\u003e\n\u003cli\u003eNarrow contact for low-weight rigs that resist setting\u003c\/li\u003e\n\u003cli\u003eQuiet greaseless roll on a small wheel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the narrow polyurethane wheel if the cart is heavy or works near heat over 180°F; a wider HI-TECH wheel spreads the load and a cast iron wheel takes the heat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 3-inch light-duty swivel and rigid forks for a light cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Heavier load, or more clearance? See the wider \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh40-03\"\u003e4-inch 31JH40\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-20jh50-03\"\u003e5-inch narrow 20JH50\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-20jh40-03\"\u003e4-inch narrow 20JH40\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924946850011,"sku":"20JH30-03","price":9.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Poly-HI-TECH-1-4.jpg?v=1654286333"},{"product_id":"polyurethane-hi-tech-wheels-20jh40-03","title":"4\" x 7\/8\" Polyurethane HI-TECH Wheel w\/ Delrin Bearing - 1.00004.91","description":"\u003ch3\u003eAbout This Wheel - 20JH40-03\u003c\/h3\u003e\n\u003cp\u003ePick this narrow 4-inch HI-TECH polyurethane wheel for a light cart that wants a firmer non-marking tread at a low height, the slim 7\/8-inch maroon tread on a quiet greaseless Delrin bore.\u003c\/p\u003e\n\u003cp\u003eA light cart does not need a wide wheel and rubber flat-spots over time; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries its load without setting and stays non-marking, while the narrow 7\/8-inch contact keeps the wheel light and the push easy. The Delrin bearing runs quiet with no grease, and the 4-inch diameter keeps the deck low and the cart nimble.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight low carts that want a firm non-marking tread\u003c\/li\u003e\n\u003cli\u003eSlim 7\/8-inch tread for low carts that resist setting\u003c\/li\u003e\n\u003cli\u003eQuiet greaseless roll at the low 4-inch height\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the narrow polyurethane wheel if the cart is heavy or works near heat over 180°F; a wide HI-TECH wheel spreads the load and a cast iron wheel takes the heat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 4-inch light-duty swivel and rigid forks for a light cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Heavier load, or more clearance? See the wide \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh40-03\"\u003e4-inch 31JH40\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-20jh50-03\"\u003e5-inch narrow 20JH50\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-20jh30-03\"\u003e3-inch narrow 20JH30\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924946882779,"sku":"20JH40-03","price":14.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Poly-HI-TECH-1-4_c095a7e1-b4d1-40b7-8111-4bad69e53a44.jpg?v=1654286335"},{"product_id":"polyurethane-hi-tech-wheels-20jh50-03","title":"5\" x 7\/8\" Polyurethane HI-TECH Wheel w\/ Delrin Bearing - 1.00005.91","description":"\u003ch3\u003eAbout This Wheel - 20JH50-03\u003c\/h3\u003e\n\u003cp\u003ePick this narrow 5-inch HI-TECH polyurethane wheel for a tall light cart that wants a firmer tread than rubber, the slim 7\/8-inch maroon tread that gives height and an easy roll without the weight of a wide wheel.\u003c\/p\u003e\n\u003cp\u003eA light tall cart needs clearance, not capacity, and rubber flat-spots over time; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries its load without setting and stays non-marking, while the narrow 7\/8-inch contact keeps the tall wheel light. The Delrin bearing runs quiet and needs no grease, and the 5-inch diameter gives the long easy roll a tall cart wants.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTall light carts that need clearance, not capacity\u003c\/li\u003e\n\u003cli\u003eNarrow firm tread that resists flat-spotting\u003c\/li\u003e\n\u003cli\u003eQuiet greaseless roll on a tall light wheel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the narrow polyurethane wheel if the cart is heavy or works near heat over 180°F; a wide HI-TECH wheel spreads the load and a cast iron wheel handles the heat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 5-inch light-duty swivel and rigid forks for a tall light cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Heavier load, or a smaller wheel? See the wide \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh50-03\"\u003e5-inch 31JH50\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-20jh40-03\"\u003e4-inch narrow 20JH40\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-20jh30-03\"\u003e3-inch narrow 20JH30\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924946915547,"sku":"20JH50-03","price":23.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Poly-HI-TECH-1-4_3f11380e-7d1c-427e-a818-0a4a7ae3d280.jpg?v=1654286338"},{"product_id":"performa-rubber-wheels-20mh20-03","title":"2\" x 7\/8\" Performa Rubber Wheel w\/ Delrin Bearing - 1.00002.441","description":"\u003ch3\u003eAbout This Wheel - 20MH20-03\u003c\/h3\u003e\n\u003cp\u003eUse this 2-inch Performa wheel where a small appliance, instrument stand, or low-profile cart needs to keep its deck close to the floor and still roll quietly.\u003c\/p\u003e\n\u003cp\u003eAt 2 inches it is the smallest of the Performa line, sized for the tight wheel wells under benchtop equipment and compact carts. The soft Colson Performa rubber on a polypropylene core rolls without the clack a hard wheel makes on tile, and the Delrin plain bearing runs maintenance-free and rust-proof, which matters on the little wheels nobody ever services.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBenchtop equipment and instrument stands, finished lab floor\u003c\/li\u003e\n\u003cli\u003eLow-profile appliance and AV carts, vinyl or hardwood\u003c\/li\u003e\n\u003cli\u003eCompact mail and supply trolleys in tight aisles, single-shift\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the 2-inch if the cart has to cross floor seams or thresholds; a small wheel drops into every gap, so step up to the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-20mh30-03\"\u003e3-inch 20MH30\u003c\/a\u003e where there are transitions to roll over.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 2-inch swivel and rigid forks for a compact cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Thresholds or heavier load? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-20mh30-03\"\u003e3-inch 20MH30\u003c\/a\u003e and HI-TECH poly wheels in the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-20mh30-03\"\u003e3-inch 20MH30\u003c\/a\u003e, \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-20mh40-03\"\u003e4-inch 20MH40\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924946948315,"sku":"20MH20-03","price":4.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Flat-Tread-7-8-1-1-4.jpg?v=1654286340"},{"product_id":"performa-rubber-wheels-20mh30-03","title":"3\" x 7\/8\" Performa Rubber Wheel w\/ Delrin Bearing - 1.00003.441","description":"\u003ch3\u003eAbout This Wheel - 20MH30-03\u003c\/h3\u003e\n\u003cp\u003eRe-wheel a quiet institutional cart with this 3-inch Performa wheel when the problem is a hard tread clattering down a corridor and a bearing that needs grease the cart never gets.\u003c\/p\u003e\n\u003cp\u003eColson Performa is soft rubber on a polypropylene core, which rolls quietly over vinyl and tile and protects a finished floor from marking. The Delrin plain bearing is the other half of the answer: it runs maintenance-free and will not rust, so a cart that gets wiped down or just neglected keeps rolling without a service schedule. At 3 inches it suits light utility carts that move all day.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHospital and clinic supply carts, vinyl over concrete, multi-shift\u003c\/li\u003e\n\u003cli\u003eSchool and office mail and utility carts, finished floor\u003c\/li\u003e\n\u003cli\u003eLight food-service trolleys wiped down between uses, sealed floor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the soft Performa rubber if the cart carries heavy point loads that flatten it; Colson HI-TECH polyurethane on the same core holds more weight without taking a set.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 3-inch swivel and rigid forks for a four-corner utility cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Heavier loads? See HI-TECH polyurethane wheels in the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-20mh20-03\"\u003e2-inch 20MH20\u003c\/a\u003e, \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-20mh40-03\"\u003e4-inch 20MH40\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924946981083,"sku":"20MH30-03","price":6.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Flat-Tread-7-8-1-1-4_bd594901-5246-4aa3-8732-76933c375614.jpg?v=1654286343"},{"product_id":"performa-rubber-wheels-20mh40-03","title":"4\" x 7\/8\" Performa Rubber Wheel w\/ Delrin Bearing - 1.00004.441","description":"\u003ch3\u003eAbout This Wheel - 20MH40-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 4-inch Performa wheel for a general utility cart that has to clear floor seams and door thresholds while still rolling quietly through occupied space.\u003c\/p\u003e\n\u003cp\u003eThe 4-inch diameter rolls over the transitions a 2 or 3-inch wheel hangs up on, and the soft Colson Performa rubber on a polypropylene core keeps the roll quiet and non-marking on finished floors. The Delrin plain bearing runs maintenance-free and corrosion-proof, so it holds up on carts that get hosed down or simply never see a grease gun.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGeneral utility and supply carts crossing thresholds, finished floor\u003c\/li\u003e\n\u003cli\u003eHospital and lab transport rigs on mixed corridor surfaces, multi-shift\u003c\/li\u003e\n\u003cli\u003eService and stock carts in occupied buildings, single to multi-shift\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the soft rubber if the cart carries heavy point loads; Performa flattens under sustained weight, so HI-TECH polyurethane on the same core holds the load without setting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 4-inch swivel and rigid forks for a four-corner utility cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Heavier load or frequent hard use? See ball-bearing and HI-TECH wheels in the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-20mh30-03\"\u003e3-inch 20MH30\u003c\/a\u003e, \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-20mh20-03\"\u003e2-inch 20MH20\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947112155,"sku":"20MH40-03","price":7.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Flat-Tread-7-8-1-1-4_8fad87d3-8f20-4f01-beda-42867c848751.jpg?v=1654286345"},{"product_id":"performa-rubber-wheels-20mh50-03","title":"5\" x 7\/8\" Performa Rubber Wheel w\/ Delrin Bearing - 1.00005.441","description":"\u003ch3\u003eAbout This Wheel - 20MH50-03\u003c\/h3\u003e\n\u003cp\u003ePick this narrow 5-inch Performa wheel for a light cart that needs height but not capacity, the slim 7\/8-inch tread on a quiet Delrin bore that rolls a tall linen or laundry cart without the weight of a wide wheel.\u003c\/p\u003e\n\u003cp\u003eThe 5-inch diameter gives the long easy roll and threshold clearance a tall cart wants, while the narrow 7\/8-inch tread keeps the wheel light and the contact patch small, which suits a cart that is bulky but not heavy. The Delrin bearing needs no grease and stays quiet, and the soft Colson Performa rubber on a polypropylene core leaves no marks on a corridor floor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTall but light laundry and linen carts\u003c\/li\u003e\n\u003cli\u003eBulky low-weight carts that need clearance, not capacity\u003c\/li\u003e\n\u003cli\u003eCorridor runs where a quiet greaseless wheel helps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the narrow soft rubber if the cart is heavy or carries point loads; the slim tread flattens, so a wide \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-41je52-03\"\u003eHI-TECH polyurethane wheel\u003c\/a\u003e spreads and holds that load.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 5-inch swivel and rigid forks for a light tall cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Heavier load, or a wider footprint? See the wide \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-41mh52-03\"\u003e41MH52 Delrin\u003c\/a\u003e and HI-TECH poly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the wide \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-41mh52-03\"\u003e41MH52\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947144923,"sku":"20MH50-03","price":14.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Flat-Tread-7-8-1-1-4_41eef3a2-148f-4920-b0e5-56fe4973b184.jpg?v=1654286347"},{"product_id":"performa-rubber-wheels-20mh18-03","title":"1-5\/8\" x 7\/8\" Performa Rubber Wheel w\/ Delrin Bearing - 1.00001.441","description":"\u003ch3\u003eAbout This Wheel - 20MH18-03\u003c\/h3\u003e\n\u003cp\u003eFit this 1-5\/8-inch Performa wheel where there is almost no room under the load, the smallest wheel in the line for a parts bin, drawer, or instrument tray that has to glide on the thinnest possible swivel height.\u003c\/p\u003e\n\u003cp\u003eAt 1-5\/8 inches this wheel disappears under a low bin or a pull-out tray where nothing taller will fit, and the quiet Delrin bore needs no grease in a clean or enclosed space. The narrow tread keeps the footprint tiny, and the soft Colson Performa rubber on a polypropylene core glides silent and leaves no marks on a bench top or shelf track.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLow-clearance parts bins and pull-out drawers\u003c\/li\u003e\n\u003cli\u003eInstrument and specimen trays on bench tracks\u003c\/li\u003e\n\u003cli\u003eEnclosed light fixtures that need the thinnest swivel height\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the soft rubber if the bin is loaded heavy; a tiny soft wheel flattens fast under weight, so a small hard-tread wheel carries that load instead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 1-5\/8-inch light-duty swivel for a low glide.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need more clearance or capacity? See the 2-1\/2-inch \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh25-03\"\u003e31MH25 Delrin\u003c\/a\u003e in the Colson line.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh25-03\"\u003e31MH25\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947177691,"sku":"20MH18-03","price":5.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Flat-Tread-7-8-1-1-4_3f218bdc-cd03-4b5d-adb6-619033f6cb33.jpg?v=1654286350"},{"product_id":"polyolefin-wheels-31gb25-03","title":"2-1\/2\" x 1-1\/4\" Polyolefin Wheel w\/ Ball Bearing - 2.00002.55","description":"\u003ch3\u003eAbout This Wheel - 31GB25-03\u003c\/h3\u003e\n\u003cp\u003eChoose this compact 2-1\/2-inch polyolefin wheel with the ball bearing for a small cart that is pushed constantly, where the ball bearing keeps the easy roll a busy worker needs and the polyolefin never rots or rusts.\u003c\/p\u003e\n\u003cp\u003eA library or office cart gets pushed start-and-stop hundreds of times a day, and a plain-bearing wheel grows stiff under that use while a rubber wheel flat-spots and a steel core rusts in a damp stack. The ball bearing keeps the small polyolefin wheel rolling smooth through the constant cycling, and the molded compound stays clean and water-proof. The 1-1\/4 inch tread steadies a light load. The ride is firm and non-marking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLibrary book cart pushed start-and-stop all day, finished floor\u003c\/li\u003e\n\u003cli\u003eOffice mail or supply cart in constant light use\u003c\/li\u003e\n\u003cli\u003eCompact cart in a damp room where steel cores rust\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this small wheel if the cart crosses thresholds; the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb35-03\"\u003e3-1\/2-inch ball polyolefin 31GB35-03\u003c\/a\u003e clears bumps this one catches on.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 2-1\/2-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need to clear obstacles, or a plain bearing? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb35-03\"\u003e3-1\/2-inch ball 31GB35-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb40-03\"\u003e4-inch ball 31GB40-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb50-03\"\u003e5-inch ball 31GB50-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947439835,"sku":"31GB 25-03","price":5.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_ec6f8fb1-16ad-4237-9941-6ef106d2b852.jpg?v=1654286361"},{"product_id":"polyolefin-wheels-31gb35-03","title":"3-1\/2\" x 1-1\/4\" Polyolefin Wheel w\/ Ball Bearing - 2.00003.55","description":"\u003ch3\u003eAbout This Wheel - 31GB35-03\u003c\/h3\u003e\n\u003cp\u003eSpecify this 3-1\/2-inch polyolefin wheel with the ball bearing for a retail stockroom cart in constant motion, the wheel that rolls easy through endless trips and shrugs off the spills and damp of a back room.\u003c\/p\u003e\n\u003cp\u003eA stockroom cart runs all day between the floor and the back, pushed and turned hundreds of times, where a stiff plain bearing tires the staff and a rubber wheel picks up moisture and flat-spots. The ball bearing keeps the polyolefin wheel rolling smooth through the constant use, and the molded compound stays water-proof and clean on a damp or spilled-on floor. The 1-1\/4 inch tread carries a light-to-medium load. The ride is firm and non-marking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRetail stockroom cart in constant back-and-forth motion\u003c\/li\u003e\n\u003cli\u003eRestocking rig pushed and turned all shift, finished floor\u003c\/li\u003e\n\u003cli\u003eDamp back-room cart where rubber soaks up moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this wheel if the load is heavier than light-to-medium; the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb40-03\"\u003e4-inch ball polyolefin 31GB40-03\u003c\/a\u003e carries more on the same easy bearing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 3-1\/2-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e More load, or a smaller wheel? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb40-03\"\u003e4-inch ball 31GB40-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb25-03\"\u003e2-1\/2-inch ball 31GB25-03\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb25-03\"\u003e2-1\/2-inch ball 31GB25-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb50-03\"\u003e5-inch ball 31GB50-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947472603,"sku":"31GB35-03","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_384e429b-8d2a-4401-a10a-01902c05bf0c.jpg?v=1654286363"},{"product_id":"polyolefin-wheels-31gb40-03","title":"4\" x 1-1\/4\" Polyolefin Wheel w\/ Ball Bearing - 2.00004.55","description":"\u003ch3\u003eAbout This Wheel - 31GB40-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 4-inch polyolefin wheel with the ball bearing for a hotel housekeeping or supply cart pushed for miles a day, the wheel that rolls easy through the route and survives the damp linens and spills it carries.\u003c\/p\u003e\n\u003cp\u003eA housekeeping cart covers long carpeted and tiled hallways all shift, loaded with supplies and damp linens, and a stiff or rubber wheel makes it harder to push and picks up moisture. The ball bearing keeps the 4-inch polyolefin wheel rolling smooth over the distance, and the molded compound stays clean and water-proof under the wet load. The 1-1\/4 inch tread carries the supply load, and the wheel rolls quiet enough for a guest floor. The ride is firm and non-marking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHotel housekeeping cart pushed for miles on a guest floor\u003c\/li\u003e\n\u003cli\u003eSupply cart carrying damp linens and spilled product\u003c\/li\u003e\n\u003cli\u003eLong-route service rig needing an easy roll, no rust\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this wheel if the cart crosses thresholds often; the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb50-03\"\u003e5-inch ball polyolefin 31GB50-03\u003c\/a\u003e clears sills this one catches on.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 4-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Clear obstacles, or a smaller wheel? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb50-03\"\u003e5-inch ball 31GB50-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb35-03\"\u003e3-1\/2-inch ball 31GB35-03\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb35-03\"\u003e3-1\/2-inch ball 31GB35-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb50-03\"\u003e5-inch ball 31GB50-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947505371,"sku":"31GB40-03","price":4.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_1063fe5e-e5cc-4dba-bd59-061cf350c150.jpg?v=1654286366"},{"product_id":"polyolefin-wheels-31gb50-03","title":"5\" x 1-1\/4\" Polyolefin Wheel w\/ Ball Bearing - 2.00005.55","description":"\u003ch3\u003eAbout This Wheel - 31GB50-03\u003c\/h3\u003e\n\u003cp\u003eSpecify this 5-inch polyolefin wheel with the ball bearing for a mailroom or sorting cart that crosses sills all day and gets pushed nonstop, the taller wheel that rides over thresholds on a bearing built for the cycling.\u003c\/p\u003e\n\u003cp\u003eA sorting or distribution cart loops a building all shift, crossing elevator gaps and door sills with every trip, and it needs both the diameter to clear them and a bearing that does not stiffen under the constant pushing. The 5-inch polyolefin wheel rides over the transitions, the ball bearing keeps it rolling smooth through endless starts and stops, and the molded compound stays clean and water-proof. The 1-1\/4 inch tread carries the sorted load. The ride is firm and non-marking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMailroom sorting cart crossing sills nonstop, finished floor\u003c\/li\u003e\n\u003cli\u003eDistribution rig looping a building all shift\u003c\/li\u003e\n\u003cli\u003eTall light cart needing easy roll over elevator gaps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this 1-1\/4 inch tread if the load is heavier; the wide \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-41gh82-01\"\u003e8-inch delrin polyolefin 41GH82-01\u003c\/a\u003e carries more on a bigger wheel.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 5-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e More load, or a smaller wheel? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-41gh82-01\"\u003e8-inch delrin polyolefin 41GH82-01\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb40-03\"\u003e4-inch ball 31GB40-03\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb40-03\"\u003e4-inch ball 31GB40-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gb25-03\"\u003e2-1\/2-inch ball 31GB25-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947603675,"sku":"31GB50-03","price":16.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_402b7788-a004-451b-bdff-a659f7338964.jpg?v=1654286368"},{"product_id":"polyolefin-wheels-31gh25-03","title":"2-1\/2\" x 1-1\/4\" Polyolefin Wheel w\/ Delrin Bearing - 2.00002.53","description":"\u003ch3\u003eAbout This Wheel - 31GH25-03\u003c\/h3\u003e\n\u003cp\u003eChoose this compact 2-1\/2-inch polyolefin wheel for a low-clearance build that still needs a stable footprint, where the wider 1-1\/4 inch tread spreads the load that a narrow wheel would concentrate.\u003c\/p\u003e\n\u003cp\u003eThe pairing is deliberate: a small 2-1\/2 inch diameter keeps a fixture or a bin cart low and tucks the wheel into tight spaces, while the wide 1-1\/4 inch tread gives it the contact area to carry a steadier load and resist tipping than a skinny wheel of the same height. The molded polyolefin neither rusts nor absorbs water, so it holds up under a bin that gets wet, and the Delrin bearing rolls maintenance-free. The ride is firm and the load class is light to medium.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUnder-counter bin or hamper cart in a tight low space\u003c\/li\u003e\n\u003cli\u003eCompact equipment base needing a stable wide footprint\u003c\/li\u003e\n\u003cli\u003eSmall wet-area cart where a narrow wheel would tip or rust\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this short wheel if the cart crosses thresholds; a taller \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh35-03\"\u003e3-1\/2 inch 31GH35-03\u003c\/a\u003e clears bumps this one catches on.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 2-1\/2-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need to clear obstacles, or carry more? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh35-03\"\u003e3-1\/2 inch 31GH35-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh30-03\"\u003e3-inch wide 31GH30-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh50-03\"\u003e5-inch wide 31GH50-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947636443,"sku":"31GH25-03","price":3.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_c6595586-124f-4e7b-89f7-55c0a3229abd.jpg?v=1654286370"},{"product_id":"polyolefin-wheels-31gh30-03","title":"3\" x 1-1\/4\" Polyolefin Wheel w\/ Delrin Bearing - 2.00003.52","description":"\u003ch3\u003eAbout This Wheel - 31GH30-03\u003c\/h3\u003e\n\u003cp\u003eSpecify this 3-inch wide-tread polyolefin wheel for a wash-down utility cart, the wheel that keeps rolling through the water, food acids, and cleaning chemicals that rust a steel bearing and rot a rubber tread.\u003c\/p\u003e\n\u003cp\u003eA bus-tub cart or a janitor rig gets soaked daily, and that is where ordinary wheels fail fastest: rubber swells and peels, and a greased bearing washes out and seizes. The molded polyolefin wheel has no rubber and no steel to corrode, and the Delrin plain bearing takes no grease, so the wheel survives the hose-down and the spills that destroy other wheels. The wider 1-1\/4 inch tread carries a steadier load than the narrow polyolefin wheels. The ride is firm and non-marking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBus-tub or dish cart hosed down between runs, wet tile\u003c\/li\u003e\n\u003cli\u003eJanitor and housekeeping cart standing in mop water\u003c\/li\u003e\n\u003cli\u003eFood-prep utility rig exposed to acids and cleaning chemicals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this 3-inch wheel if the cart crosses dock seams or heavy thresholds; a \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh50-03\"\u003e5-inch wide 31GH50-03\u003c\/a\u003e rolls over gaps this one drops into.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 3-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need to clear gaps, or cushioning? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh50-03\"\u003e5-inch wide 31GH50-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh25-03\"\u003e2-1\/2 inch 31GH25-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh35-03\"\u003e3-1\/2 inch 31GH35-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947669211,"sku":"31GH30-03","price":15.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_a2c05613-1e79-4ae9-b1e9-e029eeef80d3.jpg?v=1654286373"},{"product_id":"polyolefin-wheels-31gh35-03","title":"3-1\/2\" x 1-1\/4\" Polyolefin Wheel w\/ Delrin Bearing - 2.00003.53","description":"\u003ch3\u003eAbout This Wheel - 31GH35-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 3-1\/2-inch wide polyolefin wheel for a parts-bin cart that takes a beating, where dropped hardware and slammed loads would crack a brittle wheel but the tough molded polyolefin absorbs the hit.\u003c\/p\u003e\n\u003cp\u003eA bin cart on a shop floor lives under impact: parts land in the bins, the cart gets shoved into racks, and a hard or brittle wheel chips at the edge and splits. Colson's injection-molded polyolefin is made to take that drop shock and keep its shape, so the wheel survives the abuse that breaks lesser wheels, and it does it without rusting or soaking up the cutting fluid on the floor. The wide 1-1\/4 inch tread steadies the load, and the Delrin bearing rolls with no maintenance. The ride is firm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eParts-bin cart taking dropped hardware and shop knocks, concrete\u003c\/li\u003e\n\u003cli\u003eStockroom rig shoved into racks and shelving all shift\u003c\/li\u003e\n\u003cli\u003eCoolant-splashed shop cart where rubber and steel fail\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this wheel if the cart needs to roll quiet through patient or office areas; a rubber wheel runs softer and quieter than this firm tread.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 3-1\/2-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need quiet, or more diameter? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh50-03\"\u003e5-inch wide 31GH50-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh25-03\"\u003e2-1\/2 inch 31GH25-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh30-03\"\u003e3-inch wide 31GH30-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947701979,"sku":"31GH35-03","price":6.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_05114c3f-2340-46d3-a358-dd16ef8e90a2.jpg?v=1654286375"},{"product_id":"polyolefin-wheels-31gh40-03","title":"4\" x 1-1\/4\" Polyolefin Wheel w\/ Delrin Bearing - 2.00004.53","description":"\u003ch3\u003eAbout This Wheel - 31GH40-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 4-inch polyolefin wheel for a brewery or dairy cart that runs through constant washdown, the wheel that ignores the water, caustic, and sugar wash that rust steel and rot rubber.\u003c\/p\u003e\n\u003cp\u003eA brewing or dairy floor is wet and chemically harsh all shift, and that is exactly where ordinary wheels fail: rubber swells and sours, and a greased steel bearing washes out. The molded polyolefin wheel has no rubber to absorb the wash and no steel to corrode, and the Delrin plain bearing needs no grease to flush away. The 1-1\/4 inch tread carries a steady mid load on a 4-inch wheel that fits a standard cart. The ride is firm and non-marking, and it costs less than a polyurethane wheel of the same size.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrewery transfer cart through constant floor washdown, wet tile\u003c\/li\u003e\n\u003cli\u003eDairy or beverage rig exposed to caustic and sugar wash\u003c\/li\u003e\n\u003cli\u003eWet-process cart where rubber sours and steel rusts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this firm wheel if the load is heavy enough to want a roller bearing; the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-41ge42-01\"\u003e4-inch roller polyolefin 41GE42-01\u003c\/a\u003e carries more.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 4-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e More load, or a wider tread? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-41ge42-01\"\u003e4-inch roller polyolefin 41GE42-01\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-20gh20-03\"\u003e2-inch polyolefin 20GH20-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-41gh52-01\"\u003e5-inch delrin 41GH52-01\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947800283,"sku":"31GH40-03","price":6.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_112f5fd9-86fa-4a1c-90eb-bd62ab6501a2.jpg?v=1654286378"},{"product_id":"polyolefin-wheels-31gh50-03","title":"5\" x 1-1\/4\" Polyolefin Wheel w\/ Delrin Bearing - 2.00005.53","description":"\u003ch3\u003eAbout This Wheel - 31GH50-03\u003c\/h3\u003e\n\u003cp\u003eSpecify this 5-inch polyolefin wheel for a hospital or lab cart that has to clear floor transitions and never get serviced, the taller maintenance-free wheel that rolls over sills and shrugs off disinfectant.\u003c\/p\u003e\n\u003cp\u003eA clinical cart crosses elevator gaps and room thresholds all day and gets wiped with harsh disinfectants, and that combination defeats most wheels: a short wheel hangs up on every sill, and a steel bearing or rubber tread corrodes and breaks down under the chemicals. The 5-inch polyolefin wheel rides over the transitions on a 1-1\/4 inch tread wide enough to stay stable, and the molded compound plus the Delrin bearing take no harm from the cleaning and need no grease. The ride is firm and non-marking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHospital supply cart crossing room sills and elevator gaps\u003c\/li\u003e\n\u003cli\u003eLab cart wiped with strong disinfectant between uses\u003c\/li\u003e\n\u003cli\u003eClinical rig needing a tall no-maintenance wheel on sealed floor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip this firm wheel where a silent, cushioned roll is required at the bedside; a soft rubber wheel runs quieter than molded polyolefin.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 5-inch caster fork to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need quiet, or more load? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-41ge52-01\"\u003ewide 5-inch roller 41GE52-01\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh30-03\"\u003e3-inch wide 31GH30-03\u003c\/a\u003e and \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyolefin-wheels-31gh35-03\"\u003e3-1\/2 inch 31GH35-03\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947833051,"sku":"31GH50-03","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Polyolefin_61bdddaf-acc0-4bbb-85d2-cc2d688a261e.jpg?v=1654286381"},{"product_id":"polyurethane-hi-tech-wheels-31jb25-03","title":"2-1\/2\" x 1-1\/4\" Polyurethane HI-TECH Wheel w\/ Ball Bearing - 2.00002.95","description":"\u003ch3\u003eAbout This Wheel - 31JB25-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 2-1\/2-inch HI-TECH polyurethane wheel for a small cart that carries real weight in tight quarters, the firm maroon tread that holds the load where a soft rubber wheel of the same size sets flat.\u003c\/p\u003e\n\u003cp\u003ePerforma rubber flattens under a heavy parked load and carries less; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries more without setting and stays non-marking and abrasion-resistant, which a loaded tray or instrument cart needs at a low height. The ball bearing rolls that load with an easy one-hand push, and the 2-1\/2-inch diameter keeps the deck low and the cart nimble.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSmall loaded carts in tight aisles, sealed concrete\u003c\/li\u003e\n\u003cli\u003eTray and instrument carts that flat-spot a rubber wheel\u003c\/li\u003e\n\u003cli\u003eLow-deck rigs that need an easy ball-bearing roll\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the polyurethane wheel if the cart works near heat over 180°F or wants a softer cushioned ride; a cast iron wheel takes the heat and a \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb25-03\"\u003ePerforma rubber 31MB25\u003c\/a\u003e cushions the ride softer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 2-1\/2-inch swivel and rigid forks for a small four-corner cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Heat, or a softer wheel? See Colson cast iron and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb25-03\"\u003ePerforma rubber 31MB25\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jb35-03\"\u003e3-1\/2-inch 31JB35\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947865819,"sku":"31JB25-03","price":14.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/files\/2.00002.95.png?v=1768426595"},{"product_id":"polyurethane-hi-tech-wheels-31jb35-03","title":"3-1\/2\" x 1-1\/4\" Polyurethane HI-TECH Wheel w\/ Ball Bearing - 2.00003.95","description":"\u003ch3\u003eAbout This Wheel - 31JB35-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 3-1\/2-inch HI-TECH polyurethane wheel when a 3-inch sits too low and a 4-inch rides too tall, the in-between firm maroon tread that dials in the deck height while carrying more than rubber.\u003c\/p\u003e\n\u003cp\u003eA loaded cart that needs a precise deck height has few options between 3 and 4 inches, and rubber flat-spots under the load; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries more without setting and stays non-marking. The ball bearing keeps the roll easy under a busy cart, and the 3-1\/2-inch diameter splits the difference a 3-inch and 4-inch cannot.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarts that need a height between 3 and 4 inches\u003c\/li\u003e\n\u003cli\u003eLoaded decks that flat-spot a rubber wheel\u003c\/li\u003e\n\u003cli\u003eBusy rigs that want an easy ball-bearing roll\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the polyurethane wheel if the cart works near heat over 180°F or wants a softer ride; a cast iron wheel takes the heat and a Performa rubber wheel cushions the load softer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 3-1\/2-inch swivel and rigid forks for a busy cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want a greaseless bore, or a different height? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh35-03\"\u003e3-1\/2-inch Delrin 31JH35\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jb40-03\"\u003e4-inch ball 31JB40\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jb25-03\"\u003e2-1\/2-inch ball 31JB25\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924947931355,"sku":"31JB35-03","price":14.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/files\/2.00003.95.png?v=1768426649"},{"product_id":"polyurethane-hi-tech-wheels-31jb40-03","title":"4\" x 1-1\/4\" Polyurethane HI-TECH Wheel w\/ Ball Bearing - 2.00004.95","description":"\u003ch3\u003eAbout This Wheel - 31JB40-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 4-inch HI-TECH polyurethane wheel for a busy cart that gets pushed all day, the firm maroon tread that carries the load while a ball bearing keeps the roll easy under steady use.\u003c\/p\u003e\n\u003cp\u003ePerforma rubber flattens under a heavy load and a plain bore drags under constant pushing; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries more without setting and stays non-marking, and the ball bearing rolls that load with the least effort on a cart worked all shift. The 4-inch diameter clears a cord or sill while keeping the deck low.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBusy carts pushed all shift on sealed concrete\u003c\/li\u003e\n\u003cli\u003eLoaded decks that need an easy ball-bearing roll\u003c\/li\u003e\n\u003cli\u003eNon-marking 4-inch travel that resists flat-spotting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the polyurethane wheel if the cart works near heat over 180°F or wants a softer ride; a cast iron wheel takes the heat and a \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb40-03\"\u003ePerforma rubber 31MB40\u003c\/a\u003e cushions the load softer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 4-inch swivel and rigid forks for a busy four-corner cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want a greaseless bore, or a softer wheel? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh40-03\"\u003e4-inch Delrin 31JH40\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb40-03\"\u003ePerforma rubber 31MB40\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jb50-03\"\u003e5-inch ball 31JB50\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924948029659,"sku":"31JB40-03","price":13.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/files\/2.00004.95.png?v=1768426695"},{"product_id":"polyurethane-hi-tech-wheels-31jb50-03","title":"5\" x 1-1\/4\" Polyurethane HI-TECH Wheel w\/ Ball Bearing - 2.00005.95","description":"\u003ch3\u003eAbout This Wheel - 31JB50-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 5-inch HI-TECH polyurethane wheel for the workhorse service cart, the firm maroon tread that ends up under more loaded institutional carts than any other size because it carries the weight, clears thresholds, and rolls easy.\u003c\/p\u003e\n\u003cp\u003ePerforma rubber flat-spots under a heavy load; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries more without setting and stays non-marking on tile and sealed concrete. The 5-inch diameter clears thresholds and rolls long runs with little effort, and the ball bearing keeps that roll smooth under a loaded deck pushed shift after shift.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLoaded service and supply carts, multi-shift\u003c\/li\u003e\n\u003cli\u003eInstitutional fleets that flat-spot a rubber wheel\u003c\/li\u003e\n\u003cli\u003eThe default 5-inch size for clearance and easy roll\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the polyurethane wheel if the cart works near heat over 180°F or wants a softer ride; a cast iron wheel takes the heat and a \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb50-03\"\u003ePerforma rubber 31MB50\u003c\/a\u003e cushions the load softer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 5-inch swivel and rigid forks for a four-corner service cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want a greaseless bore, or a softer wheel? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh50-03\"\u003e5-inch Delrin 31JH50\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb50-03\"\u003ePerforma rubber 31MB50\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jb40-03\"\u003e4-inch ball 31JB40\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924948062427,"sku":"31JB50-03","price":19.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/files\/2.00005.95.jpg?v=1768426333"},{"product_id":"polyurethane-hi-tech-wheels-31jh25-03","title":"2-1\/2\" x 1-1\/4\" Polyurethane HI-TECH Wheel w\/ Delrin Bearing - 2.00002.91","description":"\u003ch3\u003eAbout This Wheel - 31JH25-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 2-1\/2-inch HI-TECH polyurethane wheel for a low loaded cart that needs no maintenance, the firm maroon tread that carries the weight at a low height while the Delrin bore rolls quiet and greaseless.\u003c\/p\u003e\n\u003cp\u003ePerforma rubber sets flat under a heavy load and a packed bore needs grease; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries more without flattening and stays non-marking, and the Delrin bearing runs maintenance-free in a clean or damp space. The 2-1\/2-inch diameter keeps the deck low and the cart easy to turn in tight aisles.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLow loaded carts that get no maintenance\u003c\/li\u003e\n\u003cli\u003eClean or damp spaces where a greaseless bore helps\u003c\/li\u003e\n\u003cli\u003eTight aisles that need a low turnable wheel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the polyurethane wheel if the cart works near heat over 180°F or wants a softer ride; a cast iron wheel handles the heat and a Performa rubber wheel rides the load softer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 2-1\/2-inch swivel and rigid forks for a low cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want a ball bearing, or a bigger wheel? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jb25-03\"\u003e2-1\/2-inch ball 31JB25\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh35-03\"\u003e3-1\/2-inch Delrin 31JH35\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh40-03\"\u003e4-inch Delrin 31JH40\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924948193499,"sku":"31JH25-03","price":13.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Poly-HI-TECH-1-4_9cd92079-b874-4cc1-bfad-50dfe813a5df.jpg?v=1654286395"},{"product_id":"polyurethane-hi-tech-wheels-31jh35-03","title":"3-1\/2\" x 1-1\/4\" Polyurethane HI-TECH Wheel w\/ Delrin Bearing - 2.00003.91","description":"\u003ch3\u003eAbout This Wheel - 31JH35-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 3-1\/2-inch HI-TECH polyurethane wheel when the deck height has to land between 3 and 4 inches and the cart gets no service, the in-between firm maroon tread on a quiet greaseless Delrin bore.\u003c\/p\u003e\n\u003cp\u003eA precise deck height between 3 and 4 inches is hard to hit, and rubber flat-spots under load while a packed bore needs grease; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries more without setting and stays non-marking, and the Delrin bearing runs maintenance-free. The 3-1\/2-inch diameter dials in the height a 3-inch and 4-inch miss.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarts that need an in-between height and no maintenance\u003c\/li\u003e\n\u003cli\u003eIn-between decks that flat-spot a rubber wheel\u003c\/li\u003e\n\u003cli\u003eGreaseless roll at the 3-1\/2-inch height\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the polyurethane wheel if the cart works near heat over 180°F or wants a softer ride; a cast iron wheel takes the heat and a Performa rubber wheel rides softer over rough floor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 3-1\/2-inch swivel and rigid forks for a service cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want a ball bearing, or a different height? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jb35-03\"\u003e3-1\/2-inch ball 31JB35\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh40-03\"\u003e4-inch Delrin 31JH40\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh25-03\"\u003e2-1\/2-inch Delrin 31JH25\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924948291803,"sku":"31JH35-03","price":5.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Poly-HI-TECH-1-4_c5c4c7d2-064b-4fdb-b2d2-e2430fd45ff0.jpg?v=1654286398"},{"product_id":"polyurethane-hi-tech-wheels-31jh40-03","title":"4\" x 1-1\/4\" Polyurethane HI-TECH Wheel w\/ Delrin Bearing - 2.00004.91","description":"\u003ch3\u003eAbout This Wheel - 31JH40-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 4-inch HI-TECH polyurethane wheel for a service cart that carries weight and never needs service, the firm maroon tread that holds the load while the Delrin bore rolls quiet and maintenance-free.\u003c\/p\u003e\n\u003cp\u003ePerforma rubber sets flat under a loaded deck; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries more without flattening and stays non-marking, and the Delrin bearing needs no grease and resists corrosion in a damp aisle. The 4-inch diameter clears a cord or sill while keeping the deck low.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eService carts that carry weight and get no maintenance\u003c\/li\u003e\n\u003cli\u003eDamp aisles where a greaseless bore helps\u003c\/li\u003e\n\u003cli\u003eLoaded 4-inch decks that flat-spot a rubber wheel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the polyurethane wheel if the cart works near heat over 180°F or wants a softer ride; a cast iron wheel takes the heat and a \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh40-03\"\u003ePerforma rubber 31MH40\u003c\/a\u003e cushions the load softer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 4-inch swivel and rigid forks for a service cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want a ball bearing, or a softer wheel? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jb40-03\"\u003e4-inch ball 31JB40\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh40-03\"\u003ePerforma rubber 31MH40\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh50-03\"\u003e5-inch 31JH50\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924948324571,"sku":"31JH40-03","price":13.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Poly-HI-TECH-1-4_617ee301-c906-4fc5-9b2e-7cf2cad1e92e.jpg?v=1654286400"},{"product_id":"polyurethane-hi-tech-wheels-31jh50-03","title":"5\" x 1-1\/4\" Polyurethane HI-TECH Wheel w\/ Delrin Bearing - 2.00005.91","description":"\u003ch3\u003eAbout This Wheel - 31JH50-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 5-inch HI-TECH polyurethane wheel for a loaded service cart that runs a wash aisle, the firm maroon tread that carries the weight while the Delrin bore rolls quiet and maintenance-free.\u003c\/p\u003e\n\u003cp\u003ePerforma rubber flat-spots under a loaded deck and a packed ball bearing seizes where a cart is hosed down; the Colson HI-TECH polyurethane tread bonded to a polypropylene core carries more without setting and stays non-marking, and the Delrin bearing needs no grease and resists corrosion. The 5-inch diameter clears a threshold and rolls the long runs easy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLoaded service carts on wash aisles\u003c\/li\u003e\n\u003cli\u003eGreaseless 5-inch roll where a packed bore would seize\u003c\/li\u003e\n\u003cli\u003eNon-marking decks that flat-spot a rubber wheel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the polyurethane wheel if the cart works near heat over 180°F or wants a softer ride; a cast iron wheel takes the heat and a \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh50-03\"\u003ePerforma rubber 31MH50\u003c\/a\u003e cushions the load softer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 5-inch swivel and rigid forks for a wash service cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want a ball bearing, or a softer wheel? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jb50-03\"\u003e5-inch ball 31JB50\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh50-03\"\u003ePerforma rubber 31MH50\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-31jh40-03\"\u003e4-inch Delrin 31JH40\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924948422875,"sku":"31JH50-03","price":14.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Poly-HI-TECH-1-4_7f875169-3fc2-4eea-998d-7bf53eef33f8.jpg?v=1654286403"},{"product_id":"performa-rubber-wheels-31mb25-03","title":"2-1\/2\" x 1-1\/4\" Performa Rubber Wheel w\/ Ball Bearing - 2.00002.445","description":"\u003ch3\u003eAbout This Wheel - 31MB25-03\u003c\/h3\u003e\n\u003cp\u003ePick this 2-1\/2-inch Performa wheel for a small cart that gets pushed all day, the compact ball-bearing wheel that rolls smoother under steady use than the greaseless Delrin version of the same size.\u003c\/p\u003e\n\u003cp\u003eThe ball bearing is the upgrade here: on a small wheel pushed back and forth on a busy AV, media, or service cart, it rolls noticeably easier than a plain bore and keeps that roll smooth as the load shifts. The 2-1\/2-inch diameter keeps the deck low and the cart nimble in tight rooms, and the soft Colson Performa rubber on a polypropylene core stays quiet on tile and leaves no marks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSmall AV and media carts pushed all day in tight rooms\u003c\/li\u003e\n\u003cli\u003eBusy service carts where an easy roll matters\u003c\/li\u003e\n\u003cli\u003eLow-deck stands that need to stay nimble\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the soft rubber if the cart carries heavy concentrated loads; it flattens under sustained weight, so a \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-41je52-03\"\u003eHI-TECH polyurethane wheel\u003c\/a\u003e carries it without setting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 2-1\/2-inch swivel and rigid forks for a small four-corner cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want a greaseless quiet bore for damp areas? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh25-03\"\u003eDelrin 31MH25\u003c\/a\u003e and HI-TECH poly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh25-03\"\u003eDelrin 31MH25\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924948455643,"sku":"31MB25-03","price":11.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/files\/2.00002.445.png?v=1768426620"},{"product_id":"performa-rubber-wheels-31mb35-03","title":"3-1\/2\" x 1-1\/4\" Performa Rubber Wheel w\/ Ball Bearing - 2.00003.445","description":"\u003ch3\u003eAbout This Wheel - 31MB35-03\u003c\/h3\u003e\n\u003cp\u003ePick this 3-1\/2-inch Performa wheel for a cart that gets pushed hard and often, where a plain-bearing wheel starts to roll heavy and the operator feels every cart on a long shift.\u003c\/p\u003e\n\u003cp\u003eThis is the ball-bearing version of the Performa wheel. The ball bearing breaks away easier and keeps rolling smoothly under a loaded cart pushed all day, which is the difference between a fleet that moves easily and one that wears people out. The soft Colson Performa rubber on a polypropylene core still rolls quietly and protects finished floors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-use service carts pushed continuously, finished floor, multi-shift\u003c\/li\u003e\n\u003cli\u003eLoaded utility carts where push effort matters, sealed concrete\u003c\/li\u003e\n\u003cli\u003eFleet carts in busy facilities that run all day\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the ball bearing if the cart is light and rarely moved; the maintenance-free \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh35-03\"\u003eDelrin-bearing 31MH35\u003c\/a\u003e costs less and never needs service for light duty.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 3-1\/2-inch swivel and rigid forks for a four-corner cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Light, infrequent use? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh35-03\"\u003eDelrin-bearing 31MH35\u003c\/a\u003e in the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb50-03\"\u003e5-inch 31MB50\u003c\/a\u003e, \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh35-03\"\u003eDelrin 31MH35\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924949504219,"sku":"31MB35-03","price":9.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/files\/2.00003.445.png?v=1768425259"},{"product_id":"performa-rubber-wheels-31mb40-03","title":"4\" x 1-1\/4\" Performa Rubber Wheel w\/ Ball Bearing - 2.00004.445","description":"\u003ch3\u003eAbout This Wheel - 31MB40-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 4-inch Performa wheel for the everyday utility cart, the mid-size ball-bearing wheel that rolls a mailroom, stockroom, or supply cart smoothly without taking up the deck height a taller wheel needs.\u003c\/p\u003e\n\u003cp\u003eThe 4-inch diameter is the practical middle: enough to clear a cord or a door sill, short enough to keep a loaded deck low and stable, and the ball bearing keeps that roll easy when the cart is pushed back and forth all day. The soft Colson Performa rubber on a polypropylene core stays quiet on tile and sealed concrete and leaves no marks, which is why it is the default replacement wheel on institutional utility carts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMailroom and stockroom utility carts on sealed concrete\u003c\/li\u003e\n\u003cli\u003eGeneral supply carts pushed back and forth all shift\u003c\/li\u003e\n\u003cli\u003eOffice and facility carts where a low deck matters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the soft rubber if the cart carries heavy concentrated loads; it flattens under sustained weight, so a \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-41je52-03\"\u003eHI-TECH polyurethane wheel\u003c\/a\u003e holds that load without setting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 4-inch swivel and rigid forks for a four-corner utility cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need a quieter maintenance-free bore, or a heavier load? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh40-03\"\u003eDelrin 31MH40\u003c\/a\u003e and HI-TECH poly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh40-03\"\u003eDelrin 31MH40\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952060123,"sku":"31MB40-03","price":12.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/files\/2.00004.445.png?v=1768426716"},{"product_id":"performa-rubber-wheels-31mb50-03","title":"5\" x 1-1\/4\" Performa Rubber Wheel w\/ Ball Bearing - 2.00005.445","description":"\u003ch3\u003eAbout This Wheel - 31MB50-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 5-inch Performa wheel for the workhorse service cart, the 5-inch ball-bearing wheel that ends up under more institutional carts than any other size because it balances easy rolling, floor clearance, and a quiet ride.\u003c\/p\u003e\n\u003cp\u003eThe 5-inch diameter clears thresholds and rolls long runs with little effort, and the ball bearing keeps that roll smooth under a loaded deck pushed shift after shift. The soft Colson Performa rubber on a polypropylene core stays quiet on tile and vinyl and leaves no marks, which is why it is the default on hospital, hospitality, and food-service fleets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePatient-room and nursing-floor supply carts, vinyl over concrete, multi-shift\u003c\/li\u003e\n\u003cli\u003eFood-service and catering trolleys, sealed or tiled floor\u003c\/li\u003e\n\u003cli\u003eGeneral institutional fleet carts pushed all day, mixed corridor surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the soft rubber if the cart carries heavy concentrated loads; it will flatten under sustained weight, so a \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-41je52-03\"\u003e5-inch HI-TECH polyurethane wheel\u003c\/a\u003e holds the load without setting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 5-inch swivel and rigid forks for a four-corner service cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Heavy loads, or light infrequent use? See HI-TECH poly and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh50-03\"\u003eDelrin 31MH50\u003c\/a\u003e in the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb35-03\"\u003e3-1\/2-inch 31MB35\u003c\/a\u003e, \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh50-03\"\u003eDelrin 31MH50\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952092891,"sku":"31MB50-03","price":12.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Flat-Tread-7-8-1-1-4_ea2a634c-c03b-48ab-acf3-1b7efbb2f204.jpg?v=1654286413"},{"product_id":"performa-rubber-wheels-31mh25-03","title":"2-1\/2\" x 1-1\/4\" Performa Rubber Wheel w\/ Delrin Bearing - 2.00002.441","description":"\u003ch3\u003eAbout This Wheel - 31MH25-03\u003c\/h3\u003e\n\u003cp\u003eReach for this 2-1\/2-inch Performa wheel when the cart has to stay low and turn in tight aisles, the small Delrin-bearing wheel that fits under a tray cart or counter-height stand without raising the deck.\u003c\/p\u003e\n\u003cp\u003eA 2-1\/2-inch wheel keeps the load close to the floor for a low center of gravity, which a narrow under-counter cart needs to corner without tipping, and the Delrin bearing rolls quiet and needs no grease, so it shrugs off a wipe-down or a damp aisle. The soft Colson Performa rubber on a polypropylene core stays silent on tile and leaves no marks, the right touch for a clinic or tray-service cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLow-deck tray and counter-height carts in tight aisles\u003c\/li\u003e\n\u003cli\u003eDamp wipe-down areas where a greaseless bore helps\u003c\/li\u003e\n\u003cli\u003eClinic and service stands that must stay quiet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the soft rubber if the cart carries heavy concentrated loads; it flattens under sustained weight, so a \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-41je52-03\"\u003eHI-TECH polyurethane wheel\u003c\/a\u003e carries that weight without setting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 2-1\/2-inch swivel and rigid forks for a compact low-deck cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want a smoother roll under frequent use, or more load? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb25-03\"\u003eball-bearing 31MB25\u003c\/a\u003e and HI-TECH poly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb25-03\"\u003eball-bearing 31MB25\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952125659,"sku":"31MH25-03","price":6.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Flat-Tread-7-8-1-1-4_3d7ae315-6873-42b8-a555-c0af636ed77f.jpg?v=1654286415"},{"product_id":"performa-rubber-wheels-31mh35-03","title":"3-1\/2\" x 1-1\/4\" Performa Rubber Wheel w\/ Delrin Bearing - 2.00003.441 WB01B","description":"\u003ch3\u003eAbout This Wheel - 31MH35-03\u003c\/h3\u003e\n\u003cp\u003eUse this 3-1\/2-inch Performa wheel on a light cart that does not move all day but has to roll quietly and never get serviced, the carts that sit more than they travel.\u003c\/p\u003e\n\u003cp\u003eIt is the Delrin-bearing version of the 3-1\/2-inch Performa wheel. The Delrin plain bearing needs no grease and will not corrode, so a cart that gets wiped down or simply parked between uses rolls cleanly whenever it is needed, with nothing to maintain. The soft Colson Performa rubber on a polypropylene core keeps it quiet and non-marking on finished floors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight supply and chart carts that sit between uses, finished floor\u003c\/li\u003e\n\u003cli\u003eWash-area carts where a steel bearing would rust, sealed or tiled floor\u003c\/li\u003e\n\u003cli\u003eOccasional-use institutional carts, single-shift\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the Delrin bearing if the cart is loaded and pushed continuously; the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb35-03\"\u003eball-bearing 31MB35\u003c\/a\u003e rolls easier under heavy daily use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 3-1\/2-inch swivel and rigid forks for a light cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Continuous loaded use? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb35-03\"\u003eball-bearing 31MB35\u003c\/a\u003e in the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh50-03\"\u003e5-inch 31MH50\u003c\/a\u003e, \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb35-03\"\u003eball-bearing 31MB35\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952223963,"sku":"31MH35-03","price":10.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Flat-Tread-7-8-1-1-4_8f7db0c5-245f-45ad-9172-fbb90fc0fb0c.jpg?v=1654286417"},{"product_id":"performa-rubber-wheels-31mh40-03","title":"4\" x 1-1\/4\" Performa Rubber Wheel w\/ Delrin Bearing - 2.00004.441","description":"\u003ch3\u003eAbout This Wheel - 31MH40-03\u003c\/h3\u003e\n\u003cp\u003eUse this 4-inch Performa wheel where the cart should run silent and never need service, the mid-size Delrin-bearing wheel that rolls an office, library, or AV cart for years without a drop of grease.\u003c\/p\u003e\n\u003cp\u003eThe Delrin bearing is the point here: it is sealed-quiet and maintenance-free, so a cart that lives in a public or quiet space never squeals or needs attention, and the 4-inch diameter keeps the deck low and clears a cord or sill. The soft Colson Performa rubber on a polypropylene core stays hushed on carpet tile and hard floor alike and leaves no marks where appearance counts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOffice, library, and reading-room carts that must stay silent\u003c\/li\u003e\n\u003cli\u003eAV and media carts moved between quiet spaces\u003c\/li\u003e\n\u003cli\u003ePublic-area carts where no maintenance is the goal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the soft rubber if the cart carries heavy concentrated loads; it flattens under sustained weight, so a \u003ca href=\"https:\/\/www.castercentral.com\/products\/polyurethane-hi-tech-wheels-41je52-03\"\u003eHI-TECH polyurethane wheel\u003c\/a\u003e takes that load and stays round.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 4-inch swivel and rigid forks for a quiet four-corner cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want a smoother roll under heavier daily use? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb40-03\"\u003eball-bearing 31MB40\u003c\/a\u003e and HI-TECH poly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb40-03\"\u003eball-bearing 31MB40\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952256731,"sku":"31MH40-03","price":9.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Flat-Tread-7-8-1-1-4_e6f5f77c-81c1-4f86-be82-4a2469c29df5.jpg?v=1654286420"},{"product_id":"performa-rubber-wheels-31mh50-03","title":"5\" x 1-1\/4\" Performa Rubber Wheel w\/ Delrin Bearing - 2.00005.441","description":"\u003ch3\u003eAbout This Wheel - 31MH50-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 5-inch Performa wheel for a cart that needs the clearance and quiet roll of the 5-inch size but lives a lighter, set-it-and-forget-it life with no maintenance.\u003c\/p\u003e\n\u003cp\u003eIt pairs the 5-inch diameter, which clears thresholds and rolls long runs easily, with a Delrin plain bearing that runs grease-free and rust-proof. That makes it the right 5-inch wheel for carts that get washed down or parked for stretches, where a ball bearing would be more than the duty calls for. The soft Colson Performa rubber on a polypropylene core keeps it quiet and non-marking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWash-down area carts needing a 5-inch wheel, sealed or tiled floor\u003c\/li\u003e\n\u003cli\u003eLight 5-inch service carts that sit between uses, finished floor\u003c\/li\u003e\n\u003cli\u003eFacilities standardising on 5-inch wheels for light duty, single-shift\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the Delrin bearing if the cart is heavily loaded and pushed all day; the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb50-03\"\u003eball-bearing 31MB50\u003c\/a\u003e rolls easier under that duty.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 5-inch swivel and rigid forks for a four-corner cart.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Heavy continuous use, or higher load? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb50-03\"\u003eball-bearing 31MB50\u003c\/a\u003e and HI-TECH poly in the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mh35-03\"\u003e3-1\/2-inch 31MH35\u003c\/a\u003e, \u003ca href=\"https:\/\/www.castercentral.com\/products\/performa-rubber-wheels-31mb50-03\"\u003eball-bearing 31MB50\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952355035,"sku":"31MH50-03","price":11.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/files\/2-00005-441.png?v=1767991535"},{"product_id":"solid-polyurethane-wheels-31ud30-24","title":"3\" x 1-1\/4\" Solid Polyurethane Wheel w\/ Plain Bore - 31UD30-24","description":"\u003ch3\u003eAbout This Wheel - 31UD30-24\u003c\/h3\u003e\n\u003cp\u003ePick this 3-inch solid polyurethane wheel with the plain bore for a light cart that has to be simple and reliable, the one-piece wheel with no bonded tread to peel and no bearing to seize.\u003c\/p\u003e\n\u003cp\u003eThis wheel strips out the usual failure points: it is solid Blue polyurethane all the way through, so there is no bond line for shock or chemicals to attack, and the plain bore rides directly on the axle with no bearing to wash out, rust, or wear. That makes it the low-maintenance pick for a light cart in a wet or dirty spot where a bearing would fail and a bonded tread would debond. The polyurethane stays non-marking and tough in the cold to -50°F. The 1-1\/4 inch tread carries a light load.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight cart in a wet or dirty spot where bearings fail\u003c\/li\u003e\n\u003cli\u003eSimple low-speed rig needing no bearing to maintain\u003c\/li\u003e\n\u003cli\u003eCold-area cart to -50°F where bonded treads debond\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the plain bore if the cart cycles fast or carries more; a \u003ca href=\"https:\/\/www.castercentral.com\/collections\/solid-polyurethane-wheels\"\u003esolid polyurethane wheel with a roller bearing\u003c\/a\u003e rolls easier under heavier use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 3-inch caster fork and axle to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need a bearing, or more load? See the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/solid-polyurethane-wheels\"\u003esolid polyurethane wheel collection\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/polyolefin-wheels\"\u003epolyolefin wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e browse bearing-equipped sizes in the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/solid-polyurethane-wheels\"\u003esolid polyurethane wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952387803,"sku":"31UD30-24","price":14.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/SU30GL83.jpg?v=1654286425"},{"product_id":"solid-polyurethane-wheels-31ud40-24","title":"4\" x 1-1\/4\" Solid Polyurethane Wheel w\/ Plain Bore - 31UD40-24","description":"\u003ch3\u003eAbout This Wheel - 31UD40-24\u003c\/h3\u003e\n\u003cp\u003eChoose this 4-inch solid polyurethane wheel with the plain bore for a light cart that must keep rolling in a wet or dirty spot with the fewest parts to fail, the one-piece wheel with no tread to peel and no bearing to seize.\u003c\/p\u003e\n\u003cp\u003eStepping up to 4 inches over the smaller plain-bore wheel lets a light cart clear a low threshold or a floor seam without adding a bearing to maintain. The wheel is solid Blue polyurethane through and through, so there is no bond line for shock or chemicals to attack, and the plain bore rides straight on the axle with nothing to wash out or rust. The polyurethane stays non-marking and tough in the cold to -50°F. The 1-1\/4 inch tread carries a light load.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight cart clearing a low sill in a wet or dirty area\u003c\/li\u003e\n\u003cli\u003eSimple low-speed rig with no bearing to service\u003c\/li\u003e\n\u003cli\u003eCold-spot cart to -50°F where a bonded tread debonds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the plain bore if the cart cycles fast or carries more; a \u003ca href=\"https:\/\/www.castercentral.com\/products\/solid-polyurethane-wheels-41ue52-24\"\u003esolid polyurethane wheel with a roller bearing\u003c\/a\u003e rolls easier under heavier use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 4-inch caster fork and axle to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need a bearing, or more load? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/solid-polyurethane-wheels-41ue52-24\"\u003e5-inch roller solid polyurethane 41UE52-24\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/solid-polyurethane-wheels\"\u003esolid polyurethane wheel collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/solid-polyurethane-wheels-31ud50-24\"\u003e5-inch plain-bore 31UD50-24\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/solid-polyurethane-wheels\"\u003esolid polyurethane wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952420571,"sku":"31UD40-24","price":26.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/SU40GL83.jpg?v=1654286428"},{"product_id":"solid-polyurethane-wheels-31ud50-24","title":"5\" x 1-1\/4\" Solid Polyurethane Wheel w\/ Plain Bore - 31UD50-24","description":"\u003ch3\u003eAbout This Wheel - 31UD50-24\u003c\/h3\u003e\n\u003cp\u003eSpecify this 5-inch solid polyurethane wheel with the plain bore for a light cart that has to roll over thresholds in a harsh spot and stay simple, the taller one-piece wheel with no bond to peel and no bearing to maintain.\u003c\/p\u003e\n\u003cp\u003eThe 5-inch diameter is the reason to choose this over the smaller plain-bore wheels: it rides over door sills, drain channels, and floor seams that catch a shorter wheel, while keeping the same fail-nothing simplicity. The wheel is solid Blue polyurethane with no bond line for chemicals or shock to attack, and the plain bore rides directly on the axle with nothing to rust or wash out. The polyurethane stays non-marking and tough to -50°F. The 1-1\/4 inch tread carries a light load.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight cart rolling over sills and drains in a harsh spot\u003c\/li\u003e\n\u003cli\u003eTall simple rig with no bearing to wash out or grease\u003c\/li\u003e\n\u003cli\u003eCold or wet area to -50°F where bonded treads fail\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip the plain bore if the cart carries more or cycles fast; a \u003ca href=\"https:\/\/www.castercentral.com\/products\/solid-polyurethane-wheels-41ue52-24\"\u003e5-inch roller solid polyurethane wheel\u003c\/a\u003e carries a heavier load on a bearing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a matching 5-inch caster fork and axle to build a swivel or rigid caster, from the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/caster-hardware\"\u003eCaster Hardware collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need a bearing, or more load? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/solid-polyurethane-wheels-41ue52-24\"\u003e5-inch roller solid polyurethane 41UE52-24\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/solid-polyurethane-wheels-41ue82-24\"\u003e8-inch roller 41UE82-24\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/solid-polyurethane-wheels-31ud40-24\"\u003e4-inch plain-bore 31UD40-24\u003c\/a\u003e, or the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/solid-polyurethane-wheels\"\u003esolid polyurethane wheel collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952453339,"sku":"31UD50-24","price":38.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/SU50GL83.jpg?v=1654286431"},{"product_id":"phenolic-wheels-40ce35-03","title":"3\" x 1-1\/2\" Phenolic Wheel w\/ Roller Bearing - 4.00003.319","description":"\u003ch3\u003eAbout This Wheel - 40CE35-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 3-inch phenolic wheel for a small cart that has to carry a heavy load in an oily or warm shop, where an elastomer tread would swell, soften, or squash flat under the weight.\u003c\/p\u003e\n\u003cp\u003ePhenolic is a hard molded resin, so a wheel this small carries a high load for its size without deforming, and it shrugs off the oil, grease, and heat that degrade rubber and polyurethane. The roller bearing handles the load under it. The trade is that a hard wheel transmits floor shock and rolls louder, so it belongs in the shop, not a quiet corridor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSmall heavy shop carts on oily machine-shop floor\u003c\/li\u003e\n\u003cli\u003eDrum and die carts near heat, hard concrete\u003c\/li\u003e\n\u003cli\u003eCompact high-load rigs where elastomer treads fail, single to multi-shift\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip phenolic if the floor is finished or noise-sensitive; the hard tread marks and clatters, so a Performa rubber or HI-TECH poly wheel is the choice for clean, quiet spaces.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 3-inch swivel and rigid forks rated for the load.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Finished or quiet floors? See Performa rubber and HI-TECH poly in the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ce55-03\"\u003e5-inch 40CE55\u003c\/a\u003e, \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-50ce65-03\"\u003e6-inch 50CE65\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952486107,"sku":"40CE35-03","price":11.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Phenolic-3-1-4.jpg?v=1654286433"},{"product_id":"phenolic-wheels-40ce45-03","title":"4\" x 1-1\/2\" Phenolic Wheel w\/ Roller Bearing - 4.00004.319","description":"\u003ch3\u003eAbout This Wheel - 4.00004.319\u003c\/h3\u003e\n\u003cp\u003ePick this 4-inch phenolic wheel when a cart needs a hard, oil-resistant tread but the load is light enough that a full 2-inch face is more wheel than the job calls for.\u003c\/p\u003e\n\u003cp\u003eThe narrower 1-1\/2-inch tread puts less rubber on the floor, so it rolls with a touch less effort and costs less than the wide-face version while keeping the phenolic toughness: load capacity for its size, resistance to shop oils, and steady service to 180°F. The roller bearing still handles a heavy walking pace. On a light cart this is the economical phenolic, not the high-capacity one.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight in-plant carts wanting a hard oil-proof tread, narrow face\u003c\/li\u003e\n\u003cli\u003eRoutes where a 2-inch tread is more contact than needed\u003c\/li\u003e\n\u003cli\u003eBudget phenolic replacements on a low 4-inch deck\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen the load climbs, the wider \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ce42-03\"\u003e4 x 2 roller phenolic 41CE42-03\u003c\/a\u003e spreads it across more tread.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a 4-inch axle and a rigid or swivel rig for a light-duty caster.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Want maintenance-free service? The \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ch45-03\"\u003eDelrin 4 x 1-1\/2 phenolic 40CH45-03\u003c\/a\u003e skips the axle lube. See the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ce32-03\"\u003e3-1\/4 x 2 roller 41CE32-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ce42-03\"\u003e4 x 2 roller 41CE42-03\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952584411,"sku":"40CE41-03","price":9.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Phenolic-4.jpg?v=1654286436"},{"product_id":"phenolic-wheels-40ce55-03","title":"5\" x 1-1\/2\" Phenolic Wheel w\/ Roller Bearing - 4.00005.319","description":"\u003ch3\u003eAbout This Wheel - 40CE55-03\u003c\/h3\u003e\n\u003cp\u003eChoose this 5-inch phenolic wheel for a loaded shop cart that has to clear thresholds and roll across an oily or warm floor, the workhorse size for heavy duty where elastomer treads give out.\u003c\/p\u003e\n\u003cp\u003eThe 5-inch diameter rolls over floor breaks and debris a smaller wheel stalls on, while the hard molded phenolic carries a high load without deforming and resists the oil, grease, and heat of a machine shop or foundry aisle. The roller bearing carries the load under it. Like all hard wheels it transmits shock and rolls loud, so it earns its place where toughness beats comfort.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLoaded machine-shop and tool-room carts on oily concrete\u003c\/li\u003e\n\u003cli\u003eFoundry and forge-aisle transfer rigs near heat, hard floor\u003c\/li\u003e\n\u003cli\u003eHeavy shop carts crossing thresholds where rubber fails, multi-shift\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSkip phenolic if the cart works a finished or quiet floor; the hard tread marks and clatters, so a HI-TECH polyurethane wheel carries similar load with a non-marking, quieter tread.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the matching 5-inch swivel and rigid forks rated for the load.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Finished or quiet floors? See HI-TECH polyurethane wheels in the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ce35-03\"\u003e3-inch 40CE35\u003c\/a\u003e, \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-50ce65-03\"\u003e6-inch 50CE65\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952617179,"sku":"40CE51-03","price":11.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Phenolic-5.jpg?v=1654286439"},{"product_id":"phenolic-wheels-40ch35-03","title":"3\" x 1-1\/2\" Phenolic Wheel w\/ Delrin Bearing - 4.00003.311","description":"\u003ch3\u003eAbout This Wheel - 4.00003.311\u003c\/h3\u003e\n\u003cp\u003eChoose this 3-inch phenolic wheel for the tightest, lowest dolly that still needs a hard, oil-resistant tread and a bearing you never service.\u003c\/p\u003e\n\u003cp\u003eIt is the smallest wheel in this group, so it keeps a deck as close to the floor as phenolic goes and fits under low racks and machine bases. The narrow 1-1\/2-inch tread and Delrin plain bearing keep it light, quiet, and maintenance-free, while the phenolic resists shop oils and holds to 180°F. A 3-inch wheel needs a clear, flat floor; it will stall against a seam a taller wheel rolls over.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTight low dollies under racks and machine bases\u003c\/li\u003e\n\u003cli\u003eThe lowest deck a hard phenolic wheel can carry\u003c\/li\u003e\n\u003cli\u003eLight clean-area loads on a no-lube plain bearing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor better roll-over on the same light cart, the taller \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ch45-03\"\u003eDelrin 4 x 1-1\/2 phenolic 40CH45-03\u003c\/a\u003e clears a seam easier.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a short axle and a low-profile rigid or swivel rig.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need more height or capacity? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ch45-03\"\u003eDelrin 4 x 1-1\/2 phenolic 40CH45-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ch31-03\"\u003eDelrin 3-1\/4 x 2 phenolic 41CH31-03\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ch45-03\"\u003eDelrin 4 x 1-1\/2 phenolic 40CH45-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ch55-03\"\u003eDelrin 5 x 1-1\/2 phenolic 40CH55-03\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924952879323,"sku":"40CH35-03","price":9.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Phenolic-3-1-4_45edb4d6-3241-4634-aba3-ad5c9ffc2aa0.jpg?v=1654286443"},{"product_id":"phenolic-wheels-40ch45-03","title":"4\" x 1-1\/2\" Phenolic Wheel w\/ Delrin Bearing - 4.00003.331","description":"\u003ch3\u003eAbout This Wheel - 40CH45-03\u003c\/h3\u003e\n\u003cp\u003ePick this 4-inch phenolic wheel for a light clean-area cart that wants a step more height than a 3-inch wheel without adding the weight of a wide tread.\u003c\/p\u003e\n\u003cp\u003eThe extra inch of diameter rolls over a low seam more easily than the smallest wheel, while the narrow 1-1\/2-inch face and Delrin plain bearing keep it light, quiet, and free of any bearing to grease. The phenolic tread resists shop oils and holds to 180°F, and the no-lube bearing suits damp and clean spaces. Keep the load moderate; this is a light-duty wheel.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight clean-area carts wanting more height than 3 inches\u003c\/li\u003e\n\u003cli\u003eNarrow no-lube tread on a damp or wash-down route\u003c\/li\u003e\n\u003cli\u003eModerate loads where a wide face is not needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen the load needs a wider footprint, the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ch42-03\"\u003eDelrin 4 x 2 phenolic 41CH42-03\u003c\/a\u003e spreads it across a 2-inch tread.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a 4-inch axle and a light-duty rigid or swivel rig.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need capacity or a roller bearing? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ch42-03\"\u003eDelrin 4 x 2 phenolic 41CH42-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ce45-03\"\u003eroller 4 x 1-1\/2 phenolic 40CE45-03\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ch35-03\"\u003eDelrin 3 x 1-1\/2 phenolic 40CH35-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ch65-03\"\u003eDelrin 6 x 1-1\/2 phenolic 40CH65-03\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924953174235,"sku":"40CH41-03","price":8.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Phenolic-4_db97df14-f842-4fb3-94b6-a357b75a17e8.jpg?v=1654286446"},{"product_id":"phenolic-wheels-40ch55-03","title":"5\" x 1-1\/2\" Phenolic Wheel w\/ Delrin Bearing - 4.00005.311","description":"\u003ch3\u003eAbout This Wheel - 4.00005.311\u003c\/h3\u003e\n\u003cp\u003eUse this 5-inch phenolic wheel on a light cart that runs through a damp or clean area and does not need a wide, heavy tread.\u003c\/p\u003e\n\u003cp\u003eThe narrow 1-1\/2-inch face rolls with less drag and costs less than a 2-inch tread, and the Delrin plain bearing runs maintenance-free without lubrication that moisture would wash away. The hard phenolic still resists floor oils and holds to 180°F, and at 5 inches it clears a low threshold while keeping the deck reasonable. Because there is no grease to attract grit, it stays smooth in spaces that are mopped or sprayed down daily. This is the light, quiet, no-maintenance phenolic, not a high-capacity one.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLight wash-area carts wanting a narrow no-lube wheel\u003c\/li\u003e\n\u003cli\u003eClean rooms where a greased bearing is unwelcome\u003c\/li\u003e\n\u003cli\u003eLow thresholds at a moderate load, quiet plain bearing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen the load grows, the wider \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ch52-03\"\u003eDelrin 5 x 2 phenolic 41CH52-03\u003c\/a\u003e puts more tread under it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a 5-inch axle and a light-duty rigid or swivel rig.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need higher capacity or a roller bearing? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ch52-03\"\u003eDelrin 5 x 2 phenolic 41CH52-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ce52-03\"\u003eroller 5 x 2 phenolic 41CE52-03\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ch65-03\"\u003eDelrin 6 x 1-1\/2 phenolic 40CH65-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ch45-03\"\u003eDelrin 4 x 1-1\/2 phenolic 40CH45-03\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924953207003,"sku":"40CH55-03","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Phenolic-5_894d4b3a-ad40-485c-ba7c-2cdb4834fd8c.jpg?v=1654286449"},{"product_id":"phenolic-wheels-40ch65-03","title":"6\" x 1-1\/2\" Phenolic Wheel w\/ Delrin Bearing - 4.00006.311","description":"\u003ch3\u003eAbout This Wheel - 4.00006.311\u003c\/h3\u003e\n\u003cp\u003eUse this 6-inch phenolic wheel when a clean-area cart needs the threshold clearance of a tall wheel but not the load capacity of a wide tread.\u003c\/p\u003e\n\u003cp\u003eThe 6-inch diameter rolls over seams and low debris, while the narrow 1-1\/2-inch face keeps the wheel lighter and easier-rolling than a 2-inch version. The Delrin plain bearing runs maintenance-free and resists corrosion for damp and wash-down service, and the hard phenolic holds up to floor oils and 180°F. With no axle grease to wash out or collect grit, it keeps rolling cleanly through routines that would foul a packed bearing. It is the clearance-without-the-weight option, so keep the load moderate.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClean-area carts needing tall-wheel clearance, narrow face\u003c\/li\u003e\n\u003cli\u003eDamp routes where a no-lube bearing stays smooth\u003c\/li\u003e\n\u003cli\u003eModerate loads that do not need a 2-inch tread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen the load runs heavier at this height, the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ch62-03\"\u003eDelrin 6 x 2 phenolic 41CH62-03\u003c\/a\u003e puts more tread down.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a 6-inch axle and a light-to-medium rigid or swivel rig.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need capacity or a roller bearing? See the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ch62-03\"\u003eDelrin 6 x 2 phenolic 41CH62-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ce62-03\"\u003eroller 6 x 2 phenolic 41CE62-03\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-40ch55-03\"\u003eDelrin 5 x 1-1\/2 phenolic 40CH55-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ch82-03\"\u003eDelrin 8 x 2 phenolic 41CH82-03\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924953239771,"sku":"40CH65-03","price":14.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Phenolic-6_88abbeba-88c7-46c9-98c9-58f64fb1ae2e.jpg?v=1654286451"},{"product_id":"phenolic-wheels-41ce32-03","title":"3-1\/4\" x 2\" Phenolic Wheel w\/ Roller Bearing - 5.00003.339","description":"\u003ch3\u003eAbout This Wheel - 5.00003.339\u003c\/h3\u003e\n\u003cp\u003eReach for this 3-1\/4-inch phenolic wheel when a low tight dolly has to carry a real load in a space that will not take a taller wheel.\u003c\/p\u003e\n\u003cp\u003eThe short diameter keeps the deck close to the floor and lets the dolly tuck under a machine or a rack, while the full 2-inch tread packs in capacity that a narrow wheel this size could not hold. Phenolic gives it the load rating, the oil resistance, and the 180°F tolerance, and the roller bearing carries the weight at a slow push. The short diameter means more effort to break over a seam, so keep it on flat floors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLow tight dollies that must clear under a machine or rack\u003c\/li\u003e\n\u003cli\u003eHeavy load packed into a short wide-tread wheel\u003c\/li\u003e\n\u003cli\u003eFlat-floor moves where a tall wheel will not fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor maintenance-free service in the same compact size, the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ch31-03\"\u003eDelrin 3-1\/4 x 2 phenolic 41CH31-03\u003c\/a\u003e runs without axle lube.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e a short axle and a low-profile rigid or swivel rig.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWrong fit?\u003c\/strong\u003e Need more roll-over a threshold? A taller \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ce42-03\"\u003e4 x 2 roller phenolic 41CE42-03\u003c\/a\u003e breaks over seams easier. See the \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso in this family:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ch31-03\"\u003eDelrin 3-1\/4 x 2 phenolic 41CH31-03\u003c\/a\u003e and the \u003ca href=\"https:\/\/www.castercentral.com\/products\/phenolic-wheels-41ce42-03\"\u003e4 x 2 roller 41CE42-03\u003c\/a\u003e, or the full \u003ca href=\"https:\/\/www.castercentral.com\/collections\/colson-casters\"\u003eColson collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Colson","offers":[{"title":"Default Title","offer_id":42924953272539,"sku":"41CE32-03","price":9.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/products\/Phenolic-3-1-4_4b319eb5-8527-4258-a840-537ae3e720ff.jpg?v=1654286453"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3298\/3771\/collections\/Screenshot_2026-03-04_at_3.17.35_PM.png?v=1772659069","url":"https:\/\/castercentral.com\/collections\/wheels.oembed?page=38","provider":"Caster Central","version":"1.0","type":"link"}