{"product_id":"4-inch-industrial-casters-set-of-4-heavy-duty-polyurethane-wheels","title":"4 Inch Industrial Casters Set of 4 - Heavy Duty Polyurethane Wheels","description":"\u003cp\u003eIn this review the 4 Inch Industrial Casters Set of 4 is assessed for workshop and institutional use; the bottom line is these are a durable, no-frills replacement caster suited to heavy loads and frequent maneuvering. The reviewer found the standout reason to buy is the combination of a Pro-Tech Poly tread and a polyolefin core with double roller bearings, which together deliver quiet operation, floor protection and reliable load capacity for trolleys and material handling carts. Installation is straightforward and the wheels feel built for repeated industrial use.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePro-Tech Poly tread:\u003c\/strong\u003e The proprietary polyurethane compound rolls quietly while protecting floors from streaks and scuffs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 in wheel size:\u003c\/strong\u003e A 4 in diameter and 2 in width gives a balance of ground clearance and compact fit for tight spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble ball bearings:\u003c\/strong\u003e Double roller bearings improve pivoting and make maneuvering easier under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh load capacity:\u003c\/strong\u003e The set of four is rated to support a combined load up to 3200 lb, suitable for heavy carts and equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-marking material:\u003c\/strong\u003e Polyurethane construction resists marking, absorbs shocks and reduces vibration to protect cargo and floors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight construction:\u003c\/strong\u003e Polyurethane on a polyolefin core keeps each wheel lighter than all-metal options while maintaining strength.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe casters are aimed at industrial and institutional users who need durable, non-marking wheels for handling equipment, hospital or laboratory trolleys, food service carts, and bakery or school applications. If you move heavy loads regularly and want quieter, gentler contact with floors, these casters suit that need.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include users who need locking\/brake features built into a caster or wheels for extremely rough outdoor terrain; these are optimized for indoor material handling and institutional floors rather than off-road use.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDurable polyurethane tread provides quiet roll and strong floor protection.\u003c\/li\u003e\n\u003cli\u003eHigh combined load capacity gives confidence when servicing heavy carts or equipment.\u003c\/li\u003e\n\u003cli\u003eDouble ball bearings and compact 4 in diameter improve maneuverability in tight spaces.\u003c\/li\u003e\n\u003cli\u003eNon-marking material and vibration absorption protect cargo and surfaces in institutional settings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRollability feedback is mixed among users, with some reporting less smooth sliding on certain surfaces.\u003c\/li\u003e\n\u003cli\u003eNo integrated brake option in the basic set, so separate locking casters are required if braking is needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel diameter\u003c\/td\u003e\n\u003ctd\u003e4 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\u003eBearings\u003c\/td\u003e\n\u003ctd\u003eDouble ball bearings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolyurethane tread on polyolefin core\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSet quantity\u003c\/td\u003e\n\u003ctd\u003e4 wheels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated combined capacity\u003c\/td\u003e\n\u003ctd\u003e3200 lb for four wheels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\/behavior\u003c\/td\u003e\n\u003ctd\u003eNon-marking, quiet, shock absorbing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 4 Inch Industrial Casters Set of 4 is a practical choice for shops, hospitals and food service operations that need robust, non-marking wheels with good load capacity and quieter performance. For users who prioritize floor protection and easier maneuvering under heavy loads, this set represents strong value, though teams needing built-in brakes or extreme off-road rollability should consider alternative caster types.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan these casters handle heavy carts?\u003c\/strong\u003e\u003cbr\u003eYes, the set of four is rated to support up to 3200 lb combined, making them suitable for heavy trolleys and equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the wheels non-marking?\u003c\/strong\u003e\u003cbr\u003eYes, the polyurethane Pro-Tech Poly tread is designed to be non-marking and to protect floors from scuffs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these casters include locks?\u003c\/strong\u003e\u003cbr\u003eNo, this basic set does not include integrated brakes; locking versions would need to be purchased separately.\u003c\/p\u003e","brand":"ZDNEY","offers":[{"title":"Default Title","offer_id":48638621253851,"sku":"B0DN9WJ514","price":55.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61ehzBOt-xL._SL1500.jpg?v=1778595098","url":"https:\/\/gearmusthave.com\/products\/4-inch-industrial-casters-set-of-4-heavy-duty-polyurethane-wheels","provider":"GearMustHave","version":"1.0","type":"link"}