Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
View All Specialty Casters
Browse all specialty caster types
All measurements indicate the wheel diameter by the tread width.
The below capacity ranges indicate the working (dynamic) load that each caster will support. A safety factor should be included in your formula to determine your required load rating per caster.
W/(C-1)=R W is total weight needed to move. C is total number of casters required. R is ideal load rating, with safety factor built in. Divide the total load weight by one less caster than you will use to safely determine load rating.
Plate dimensions shown are overall mounting plate size.
When replacing existing casters, select the closest plate size and verify bolt-hole compatibility.
BHP = Bolt Hole Pattern, shown under each plate.
Upgrade your mobility solutions with the Durastar S24 Series 4" x 1-1/4" Polyurethane on Polyolefin Caster. Designed for versatility and long-term performance, this caster features a polyurethane tread bonded to a durable polyolefin core, providing a perfect balance of strength, wear resistance, and floor protection.
Engineered to handle up to 300 lbs, this light-medium duty caster excels in both industrial and institutional environments. Its non-marking tread ensures smooth rolling while minimizing noise, making it an excellent choice for settings where quiet operation is essential.
Choose the stainless steel top plate option for added durability in moisture-prone or corrosive environments, ensuring longevity even in demanding conditions. Whether you're outfitting material handling carts, medical equipment, or food service applications, the Durastar S24 Series delivers reliable performance and easy maneuverability.
Experience the durability and efficiency of the Durastar S24 Series caster. Designed for smooth, reliable movement and built for longevity, this caster is the ideal solution for your mobility needs. Choose the stainless top plate option for added corrosion resistance and elevate your operations today.
Order processing
In stock. Orders placed before 12pm CT (Mon–Fri) typically ship the same or next business day from our Mansfield, TX warehouse.
Shipping method
Smaller orders ship parcel (UPS/FedEx Ground). Heavy or bulk quantities consolidate to LTL freight. The method and final cost are shown before payment, so there are no post-checkout adjustments.
Payment & procurement terms
New to CasterHQ? Open an account or request terms and send your resale or tax-exemption certificate before ordering so it is applied at checkout.
Volume pricing & quotes
Quantity discounts apply automatically — no codes needed. For large, recurring, or custom requirements, request a bulk quote and our team will confirm pricing, lead time, and total landed freight upfront.
Returns & warranty
Stock items carry a 30-day return policy in unused, resalable condition. Made-to-order and custom items are non-returnable once production starts. All products carry the manufacturer's warranty against defects.
Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas and freight deliveries may take longer.
For pallet freight, scheduled releases, or blanket purchase orders, contact our team and we'll confirm total landed cost before you commit. Direct line: 844-439-4335.
The Durastar S24 Series 4" x 1-1/4" Polyurethane on Polyolefin Caster is engineered for exceptional performance in light to medium-duty applications. Designed with a durable polyurethane tread and a high-strength polyolefin core, this caster ensures long-lasting reliability while providing floor protection, quiet operation, and effortless mobility.
Supporting up to 300 lbs, this caster is an ideal solution for industrial, medical, and material handling needs. It is available with an optional stainless steel top plate to enhance corrosion resistance, making it perfect for environments exposed to moisture, chemicals, or demanding conditions.
The Durastar S24 Series Caster is a versatile solution suitable for a wide range of industries, including:
Experience superior durability and effortless maneuverability with the Durastar S24 Series Caster. Built for performance and designed to protect floors, this caster is the perfect choice for light to medium-duty applications. Enhance your operations today—order now!
This S24 4" x 1-1/4" Polyurethane Rigid Stainless Caster – 300 lb is rated to 300 lbs per caster. Size a set by dividing the total load by the number of casters, and for uneven floors assume 3 of 4 casters carry the load. Keep continuous-use loads within about 75-80% of the rating.
This caster runs a Polyurethane wheel with a 1-1/4" tread width. Polyurethane protects finished floors, rolls quietly, and resists most chemicals while carrying heavy loads.
This caster uses a top-plate mount. Measure your existing mounting holes before ordering; if you are replacing casters, match the bolt pattern - most standard patterns interchange across brands.
This is a Rigid caster. Rigid casters track straight for directional stability. For most mobile equipment we recommend 2 swivel + 2 rigid, or 4 swivel with at least 2 brakes.
Rated for -20°F to 180°F. Operating outside the rated range can reduce wheel life and load capacity, so match it to your environment (wash-down, freezer, oven-adjacent, etc.).
The Polyurethane wheel performs best on smooth to semi-smooth floors including sealed concrete, tile, and epoxy. For non-marking or clean-environment needs, ask us about matching tread options.
The overall height (floor to top of plate or stem) is 5-1/8". Account for it when checking equipment clearance, dock height, and ergonomic working height.
We accept purchase orders and offer Net 30 on approved accounts, ACH, and all major cards, plus tax-exempt ordering with a resale or exemption certificate. Volume discounts apply automatically; request a bulk quote for large or recurring orders. Stock items carry a 30-day return policy in unused condition (made-to-order items are non-returnable once production starts).
$72.00
| Identification | |
| Brand | Durastar |
| Dimensions & Mounting | |
| Wheel Diameter | 4" |
| Wheel Tread Width | 1-1/4" |
| Overall Height | 5-1/8" |
| Mount Style | Plate |
| Rig Type | Rigid |
| Load & Performance | |
| Wheel Capacity | 300 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Wheel Material | Polyurethane |
| Wheel Core Material | Polyolefin |
| Frame Material | Zinc Plated Steel |
4" x 1-1/4" Polyurethane Swivel Caster – 300 lb | 3-1/8" x 4-1/8" Plate | CasterHQ
4" x 1-1/4" · 300 lbs
$19
View all 4′ x 1-1/4′ casters & wheels →
Your selection is highlighted. Every option shares its wheel size and mount; a Direct fit tag means the same mounting plate — a drop-in replacement. Step up or down in load rating, all in-stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 250 lbsLighter duty | 4" × 1-1/4"Gray Rubber | Swivel with Total Lock Brake + brake | — | $24.00 | View → | |
| 260 lbsLighter duty | 4" × 1-1/4"Polyurethane | Swivel | 4-1/8" | $14.00 | View → | |
| 300 lbs | 4" × 1-1/4"Polyurethane | Rigid | 5-1/8" | $72.00 | Viewing | |
| 300 lbsSame capacity | 4" × 1-1/4"Polyurethane | Swivel | 5-1/8" | $19.00 | View → | |
| 300 lbsSame capacity | 4" × 1-1/4"Polyurethane | Swivel | 5-1/8" | $19.00 | View → |



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