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.
Enhance your mobility solutions with the Durastar Light Medium Duty S24 Series 6" x 1-1/4" Donut Thermoplastic Rubber Rigid Caster. Designed for precision and durability, this caster features a high-quality thermoplastic rubber wheel that ensures smooth and quiet movement while protecting floors from damage.
With a 325 lb load capacity, this caster is built for light to medium-duty use, making it an excellent choice for various industries, including medical, food service, and commercial applications. The rigid caster design allows for stable, straight-line movement, ensuring controlled navigation in any setting.
Choose from stainless steel top plate options for added durability and corrosion resistance. Whether you're outfitting carts, workstations, or transport equipment, this caster provides reliable performance and longevity.
Upgrade your equipment with the Durastar Light Medium Duty S24 Series Rigid Caster. Experience smooth movement, dependable stability, and premium quality tailored to your operational needs.
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 Light Medium Duty S24 Series 6" x 1-1/4" Donut Thermoplastic Rubber Rigid Caster is an ideal solution for those seeking a high-performance caster that combines reliability, durability, and user-friendly features. With a 325 lb load capacity, this caster is perfect for light to medium-duty applications in diverse industries. Whether you’re outfitting a medical cart, food service equipment, or industrial workstations, the Durastar caster offers optimal performance to meet your needs.
Durastar is synonymous with high-quality and reliability in the caster industry. Our Light Medium Duty S24 Series is no exception. Designed to endure rigorous use, it offers superior performance in even the most demanding environments. The thermoplastic rubber wheels are engineered to provide enhanced floor protection and a quieter operation, while the stainless steel top plate option ensures durability in environments with exposure to moisture or cleaning agents.
This caster is designed to support a wide range of applications across various industries:
Durastar casters are built to last, offering superior performance even under heavy-duty usage. The high-quality thermoplastic rubber ensures that your caster will endure the wear and tear of daily use, while providing smooth, quiet, and efficient mobility. The stainless steel top plate provides corrosion resistance, adding to the caster’s longevity, making it suitable for both indoor and outdoor environments.
Don't settle for less when it comes to mobility solutions. With the Durastar Light Medium Duty S24 Series 6" x 1-1/4" Donut Thermoplastic Rubber Rigid Caster, you get unmatched reliability, durability, and performance in a single product. Whether you're outfitting medical carts, industrial equipment, or general-purpose workstations, the Durastar caster delivers optimal value. Upgrade your equipment's mobility today and experience the difference!
This 6" x 1-1/4" Donut Thermoplastic Rubber Rigid Stainless Caster – 325 lb is rated to 325 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 Gray Rubber wheel with a 1-1/4" tread width. Rubber absorbs shock and protects floors, and runs quietly, which suits noise-sensitive and light-to-medium duty use.
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 Gray Rubber wheel performs best on rough, uneven, or outdoor surfaces such as asphalt, gravel, and cracked concrete. For non-marking or clean-environment needs, ask us about matching tread options.
The overall height (floor to top of plate or stem) is 7-1/8". 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).
$77.00
| Identification | |
| Brand | Durastar |
| Dimensions & Mounting | |
| Wheel Diameter | 6" |
| Wheel Tread Width | 1-1/4" |
| Overall Height | 7-1/8" |
| Mount Style | Plate |
| Rig Type | Rigid |
| Load & Performance | |
| Wheel Capacity | 325 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Wheel Material | Gray Rubber |
| Wheel Core Material | Polyolefin |
| Frame Material | Zinc Plated Steel |
6" x 2" Mold-On Rubber Swivel Caster – 550 lb | 4" x 4-1/2" Top Plate | CasterHQ
6" x 2" · 550 lbs
$38
6" x 2" Semi-Steel Rigid Caster – 1200 lb | 4" x 4-1/2" Top Plate | CasterHQ
6" x 2" · 1200 lbs
$40
6" x 2" Phenolic Rigid Caster – 1250 lb | 4" x 4-1/2" Top Plate | CasterHQ
6" x 2" · 1250 lbs
$23
View all plate casters →
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 | |
|---|---|---|---|---|---|---|
| 325 lbs | 6" × 1-1/4"Gray Rubber | Rigid | 7-1/8" | $77.00 | Viewing | |
| 550 lbsHeavier duty | 6" × 2"Rubber | Swivel | 7-1/2" | $38.00 | View → | |
| 1200 lbsHeavier duty | 6" × 2"Cast Iron | Rigid | 7-1/2" | $40.00 | View → | |
| 1250 lbsHeavier duty | 6" × 2"Phenolic | Rigid | 7-1/2" | $23.00 | View → | |
| 1250 lbsHeavier duty | 6" × 2"Polyurethane | Rigid | 7-1/2" | $73.00 | View → |





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