{"product_id":"6-inch-polyurethane-caster-wheels-set-of-4-heavy-duty-4800-lb","title":"6 Inch Polyurethane Caster Wheels Set of 4 - Heavy Duty 4800 lb","description":"\u003cp\u003eIn this review of the 6 Inch Polyurethane Caster Wheels set, the bottom line is simple: these are heavy-duty plate casters built for demanding material handling where floor protection and quiet operation matter. The reviewer found them most valuable for industrial trolleys, shop carts, and institutional use because the Pro-Tech Poly tread balances rollability with non-marring performance. Installation is straightforward and the double ball bearings and polyolefin core deliver dependable support, so anyone replacing worn casters or upgrading equipment will appreciate the combination of load capacity and floor-friendly tread.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePro-Tech Poly tread:\u003c\/strong\u003e Moves quietly while protecting floors from streaks and scuffs during frequent use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6 in diameter, 2 in width:\u003c\/strong\u003e Offers a stable contact patch that helps with load distribution and smoother rolling over small obstacles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble ball bearings:\u003c\/strong\u003e Provide reliable rollability and help the wheels handle repetitive pivoting without early wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4800 lb capacity (set of 4):\u003c\/strong\u003e Strong load-bearing capability suitable for heavy-duty carts and industrial trolleys.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolyolefin core:\u003c\/strong\u003e Keeps the wheel lighter than full metal while maintaining structural strength for industrial use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-marking formulation:\u003c\/strong\u003e Designed for hospitals, food service, and laboratories where floor appearance and hygiene are important.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThese casters are aimed at maintenance teams, shop owners, and facilities managers who need durable, floor-friendly wheels for industrial and institutional equipment. The combination of polyurethane tread and a polyolefin core makes them suitable for environments like bakeries, clinics, schools, and animal labs where non-marring contact and quieter movement are priorities.\u003c\/p\u003e\n\u003cp\u003eUsers who require specialty features such as swivel locks, threaded stems, or shock-isolating mounts should look elsewhere, since this product is presented as plate-mounted casters focused on raw load capacity and general-purpose utility rather than specialized steering, braking, or anti-static options.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh rated load capacity for a set of four, giving confidence with heavy trolleys and equipment.\u003c\/li\u003e\n\u003cli\u003eNon-marking Pro-Tech Poly tread preserves floor finish in institutional settings.\u003c\/li\u003e\n\u003cli\u003eDouble ball bearings and polyolefin core offer a balance of smooth rolling and reduced weight.\u003c\/li\u003e\n\u003cli\u003eVersatile use cases across hospitals, food service, and industrial handling applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRollability received mixed feedback from customers; some report perfectly smooth operation while others noted occasional sliding on very smooth surfaces.\u003c\/li\u003e\n\u003cli\u003eThis model is plate-mounted only; specific stem styles or brakes are not included and must be sourced separately if needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel diameter\u003c\/td\u003e\n\u003ctd\u003e6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel width\u003c\/td\u003e\n\u003ctd\u003e2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBearing type\u003c\/td\u003e\n\u003ctd\u003eDouble ball bearings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore material\u003c\/td\u003e\n\u003ctd\u003ePolyolefin core\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTread material\u003c\/td\u003e\n\u003ctd\u003ePro-Tech Polyurethane (non-marking)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSet capacity\u003c\/td\u003e\n\u003ctd\u003e4800 lb (set of 4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommon uses\u003c\/td\u003e\n\u003ctd\u003eIndustrial trolleys, hospitals, food service, labs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eFor anyone needing a rugged, floor-friendly caster that supports heavy loads, this 6 in polyurethane wheel set is a practical value. It mixes a protective, quiet tread with double bearings and a lightweight core to handle industrial and institutional demands, making it a solid replacement option when durability and surface protection matter more than specialized mounting or braking features.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these casters non-marking?\u003c\/strong\u003e\u003cbr\u003eYes. The Pro-Tech Polyurethane tread is formulated to be non-marking and helps protect floor finishes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much weight can each wheel support?\u003c\/strong\u003e\u003cbr\u003eThe set of four is rated for 4800 lb total; individual wheel capacity is implied by that combined rating.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these casters include brakes or stems?\u003c\/strong\u003e\u003cbr\u003eNo. This listing is for plate-mounted wheels with double ball bearings; locks or alternative stem fittings are not included.\u003c\/p\u003e","brand":"ZDNEY","offers":[{"title":"Default Title","offer_id":48749530611931,"sku":"B0DN9X3PZM","price":61.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71MxxhtgMPL._SL1500.jpg?v=1778765305","url":"https:\/\/gearmusthave.com\/products\/6-inch-polyurethane-caster-wheels-set-of-4-heavy-duty-4800-lb","provider":"GearMustHave","version":"1.0","type":"link"}