{"title":"W\/ 4\" Wheels · Ships Fast","description":"\u003c!-- Main Container --\u003e\n\u003cdiv style=\"box-shadow: 0px 4px 8px rgba(0,0,0,0.1); padding: 20px; border-radius: 12px;\"\u003e\n\t\u003c!-- Product Header --\u003e\n\t\u003ch1 style=\"color: rgb(1, 99, 103); font-weight: bold; font-family: 'Segoe UI', Arial, sans-serif; text-align: center;\"\u003e\n\t\tDurastar Casters | Medium-Heavy Duty Top Plate Casters - 30 SERIES with 4\" Heavy Duty Polyolefin - HPO Wheels\n\t\u003c\/h1\u003e\n\t\u003chr id=\"horizontalrule\" style=\"border-top: 2px solid #8AC973;\"\u003e\n\t\n\t\u003c!-- Product Features Section --\u003e\n\t\u003ch2 style=\"color: #8AC973; font-weight: bold; font-family: 'Segoe UI', Arial, sans-serif;\"\u003eProduct Features\u003c\/h2\u003e\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\u003cstrong\u003eMaterial Composition:\u003c\/strong\u003e Durable Heavy Duty Polyolefin - HPO wheels for long-lasting performance.\u003c\/li\u003e\n\t\t\u003cli\u003e\n\u003cstrong\u003eLoad Capacity:\u003c\/strong\u003e Designed for medium-heavy duty applications, providing robust support for demanding environments.\u003c\/li\u003e\n\t\t\u003cli\u003e\n\u003cstrong\u003eTop Plate Size:\u003c\/strong\u003e Available in 4” size, engineered to fit a variety of industrial, commercial, and general applications.\u003c\/li\u003e\n\t\t\u003cli\u003e\n\u003cstrong\u003eWheel Design:\u003c\/strong\u003e Polyurethane wheels offer superior abrasion resistance and quiet, smooth rolling action.\u003c\/li\u003e\n\t\t\u003cli\u003e\n\u003cstrong\u003eVersatility:\u003c\/strong\u003e Ideal for use in warehouses, factories, and other commercial settings requiring medium-heavy duty casters.\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\n\t\u003c!-- Product Description --\u003e\n\t\u003cp\u003e\n\t\tExperience enhanced mobility with the Durastar Casters | 30 SERIES, built to meet the rigorous demands of medium-heavy duty applications. Featuring high-performance 4\" Heavy Duty Polyolefin - HPO wheels, these casters provide the perfect balance of durability and smooth operation. The advanced wheel material ensures exceptional abrasion resistance, making these casters the ideal choice for environments that require reliability and long-term performance.\n\t\u003c\/p\u003e\n\t\u003cp\u003e\n\t\tWhether you are navigating rough floors, industrial environments, or busy warehouses, the Durastar Casters | 30 SERIES deliver superior traction and stability. The top plate is precision-engineered to offer secure attachment for a wide range of carts, racks, and other heavy-duty equipment.\n\t\u003c\/p\u003e\n\t\u003cp\u003e\n\t\tThese casters are designed to reduce maintenance costs while providing a smooth, noise-reducing rolling experience. Their versatile design makes them a perfect fit for factories, warehouses, commercial facilities, and anywhere reliable mobility is crucial. Upgrade your equipment’s performance with Durastar Casters and trust in a product backed by a reputation for quality and durability.\n\t\u003c\/p\u003e\n\n\t\u003c!-- Call to Action --\u003e\n\t\u003ch2 style=\"color: #8AC973; font-weight: bold; font-family: 'Segoe UI', Arial, sans-serif;\"\u003eUpgrade Your Mobility with Durastar Casters\u003c\/h2\u003e\n\t\u003cp\u003e\n\t\tInvest in the Durastar Casters | 30 SERIES for medium-heavy duty applications. Experience exceptional durability, smooth rolling action, and long-lasting performance. Perfect for industries where mobility and reliability matter.\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"durastar-medium-heavy-duty-30-series-4-x-2-hd-polyolefin-rigid-caster-700-lb-capacity-4-x-4-1-2-top-plate","title":"4\" x 2\" HD Polyolefin Rigid Caster 4\" x 4-1\/2\" Top Plate – 700 lb | CasterHQ","description":"\u003cdiv style=\"box-shadow: 0px 4px 8px rgba(0,0,0,0.1); padding: 20px; border-radius: 12px;\"\u003e \u003ch1 style=\"color: rgb(1, 99, 103); font-weight: bold;  text-align: center;\"\u003eDurastar Medium Heavy Duty 30 Series - 4\" x 2\" HD Polyolefin Rigid Caster\u003c\/h1\u003e \u003chr id=\"horizontalrule\"\u003e \u003ch2 style=\"color: #8AC973; font-weight: bold; \"\u003eProduct Overview\u003c\/h2\u003e \u003cp\u003e The Durastar Medium Heavy Duty 30 Series 4\" x 2\" HD Polyolefin Rigid Caster is a cutting-edge mobility solution designed for demanding industrial and commercial applications. With an impressive 700 lb load capacity and a 4\" x 4-1\/2\" top plate, this caster offers exceptional performance, durability, and versatility for various environments. \u003c\/p\u003e \u003ch2 style=\"color: #8AC973; font-weight: bold; \"\u003eKey Features and Benefits\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSuperior Load Capacity:\u003c\/strong\u003e Supports up to 700 lbs, ideal for medium to heavy-duty industrial applications\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdvanced Wheel Technology:\u003c\/strong\u003e 4\" x 2\" HD Polyolefin wheel for optimal durability and floor protection\u003c\/li\u003e \u003cli\u003e\n\u003cstrong style=\"background-color: initial; letter-spacing: 0px;\"\u003eVersatile Top Plate:\u003c\/strong\u003e\u003cspan style=\"background-color: initial; letter-spacing: 0px;\"\u003e 4\" x 4-1\/2\" plate for secure mounting on various equipment\u003c\/span\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnhanced Durability:\u003c\/strong\u003e Double welded legs for increased strength and longevity\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCorrosion Resistant:\u003c\/strong\u003e Zinc plated finish to resist rust and environmental factors\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e 5\/8\" diameter nut and bolt kingpin for stable performance\u003c\/li\u003e \u003c\/ul\u003e \u003ch2 style=\"color: #8AC973; font-weight: bold; \"\u003ePerformance Advantages\u003c\/h2\u003e \u003cp\u003e The HD Polyolefin wheel offers several advantages for industrial applications: \u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eQuiet Operation:\u003c\/strong\u003e Ideal for noise-sensitive environments like offices and hospitals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFloor Protection:\u003c\/strong\u003e Non-marking properties suitable for various floor types\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShock Absorption:\u003c\/strong\u003e Reduces vibrations and protects transported goods\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eChemical Resistance:\u003c\/strong\u003e Withstands exposure to most chemicals, oils, and water\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTemperature Resilience:\u003c\/strong\u003e Performs well in temperatures ranging from -40°F to 180°F\u003c\/li\u003e\n\u003c\/ul\u003e \u003c\/div\u003e","brand":"Durastar","offers":[{"title":"Roller Bearing \/ No Hardware","offer_id":50122555982136,"sku":"30-R-420-HPO-03","price":40.0,"currency_code":"USD","in_stock":true},{"title":"Precision Bearing \/ No Hardware","offer_id":50122555949368,"sku":"30-R-420-HPO-03","price":48.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Roller Bearing \/ No Hardware","offer_id":52317112959288,"sku":"30-R-420-HPO-03","price":55.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Precision Bearing \/ No Hardware","offer_id":52317113024824,"sku":"30-R-420-HPO-03","price":62.0,"currency_code":"USD","in_stock":true},{"title":"Delrin Plastic Bearing (1\/2\") \/ No Hardware","offer_id":50122556014904,"sku":"30-R-420-HPO-03","price":40.0,"currency_code":"USD","in_stock":true},{"title":"Delrin Plastic Bearing (3\/4\") \/ No Hardware","offer_id":50122555916600,"sku":"30-R-420-HPO-03","price":40.0,"currency_code":"USD","in_stock":true},{"title":"Roller Bearing \/ 3\/8\" Mounting Hardware Pack (4 pcs)","offer_id":52323882664248,"sku":"30-R-420-HPO-03","price":53.0,"currency_code":"USD","in_stock":true},{"title":"Precision Bearing \/ 3\/8\" Mounting Hardware Pack (4 pcs)","offer_id":52323882697016,"sku":"30-R-420-HPO-03","price":61.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Roller Bearing \/ 3\/8\" Mounting Hardware Pack (4 pcs)","offer_id":52323882729784,"sku":"30-R-420-HPO-03","price":68.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Precision Bearing \/ 3\/8\" Mounting Hardware Pack (4 pcs)","offer_id":52323882762552,"sku":"30-R-420-HPO-03","price":75.0,"currency_code":"USD","in_stock":true},{"title":"Delrin Plastic Bearing (1\/2\") \/ 3\/8\" Mounting Hardware Pack (4 pcs)","offer_id":52323882795320,"sku":"30-R-420-HPO-03","price":53.0,"currency_code":"USD","in_stock":true},{"title":"Delrin Plastic Bearing (3\/4\") \/ 3\/8\" Mounting Hardware Pack (4 pcs)","offer_id":52323882828088,"sku":"30-R-420-HPO-03","price":53.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0929\/4191\/0328\/files\/30-R-420-HPO-03-2.jpg?v=1771082550"},{"product_id":"durastar-medium-heavy-duty-30-series-4-x-2-hd-polyolefin-swivel-caster-700-lb-capacity-4-x-4-1-2-top-plate","title":"4\" x 2\" Polyolefin Swivel Caster – 700 lb | 4\" x 4-1\/2\" Top Plate | CasterHQ","description":"\u003cdiv style=\"box-shadow: 0px 4px 8px rgba(0,0,0,0.1); padding: 20px; border-radius: 12px;\"\u003e \u003ch1 style=\"color: rgb(1, 99, 103); font-weight: bold;  text-align: center;\"\u003eDurastar Medium Heavy Duty 30 Series - 4\" x 2\" HD Polyolefin Swivel Caster\u003c\/h1\u003e \u003chr id=\"horizontalrule\"\u003e \u003ch2 style=\"color: #8AC973; font-weight: bold; \"\u003eProduct Overview\u003c\/h2\u003e \u003cp\u003e The Durastar Medium Heavy Duty 30 Series 4\" x 2\" HD Polyolefin Swivel Caster is a cutting-edge mobility solution designed for demanding industrial and commercial applications in 2025. With an impressive 700 lb load capacity and a 4\" x 4-1\/2\" top plate, this caster offers exceptional performance, durability, and versatility for various environments. \u003c\/p\u003e \u003ch2 style=\"color: #8AC973; font-weight: bold; \"\u003eKey Features and Benefits\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSuperior Load Capacity:\u003c\/strong\u003e Supports up to 700 lbs, ideal for medium to heavy-duty industrial applications\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdvanced Wheel Technology:\u003c\/strong\u003e 4\" x 2\" HD Polyolefin wheel for optimal durability and floor protection\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSmooth Swivel Action:\u003c\/strong\u003e Double ball bearing raceways ensure effortless 360-degree rotation\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile Top Plate:\u003c\/strong\u003e 4\" x 4-1\/2\" plate for secure mounting on various equipment\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnhanced Durability:\u003c\/strong\u003e Double welded legs for increased strength and longevity\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCorrosion Resistant:\u003c\/strong\u003e Zinc plated finish to resist rust and environmental factors\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e 5\/8\" diameter nut and bolt kingpin for stable performance\u003c\/li\u003e \u003c\/ul\u003e \u003ch2 style=\"color: #8AC973; font-weight: bold; \"\u003ePerformance Advantages\u003c\/h2\u003e \u003cp\u003e The HD Polyolefin wheel offers several advantages for industrial applications: \u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eQuiet Operation:\u003c\/strong\u003e Ideal for noise-sensitive environments like offices and hospitals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFloor Protection:\u003c\/strong\u003e Non-marking properties suitable for various floor types\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShock Absorption:\u003c\/strong\u003e Reduces vibrations and protects transported goods\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eChemical Resistance:\u003c\/strong\u003e Withstands exposure to most chemicals, oils, and water\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTemperature Resilience:\u003c\/strong\u003e Performs well in temperatures ranging from -40°F to 180°F\u003c\/li\u003e\n\u003c\/ul\u003e \u003c\/div\u003e","brand":"Durastar","offers":[{"title":"No Brake \/ CHOOSE SWIVEL LOCK (OPTIONAL) \/ Roller Bearing","offer_id":50122619388216,"sku":"30-S-420-HPO-03","price":41.0,"currency_code":"USD","in_stock":true},{"title":"No Brake \/ CHOOSE SWIVEL LOCK (OPTIONAL) \/ Precision Bearing","offer_id":50122619355448,"sku":"30-S-420-HPO-03","price":49.0,"currency_code":"USD","in_stock":true},{"title":"No Brake \/ CHOOSE SWIVEL LOCK (OPTIONAL) \/ Stainless Roller 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