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.
The Durastar Medium Heavy Duty S30 Series caster combines cutting-edge Duratek High-Tech Rubber with a robust 600 lb load capacity to deliver unmatched performance. Designed for heavy-duty environments, it provides the strength and reliability you need for challenging applications.
Featuring a 4" x 4-1/2" stainless steel top plate, this caster ensures corrosion resistance and long-lasting durability. The caster design allows for smooth and easy maneuvering, making it an excellent choice for use in warehouses, factories, and industrial equipment.
Whether you need casters for your medical equipment, machinery, or storage carts, the Durastar S30 Series offers a perfect blend of strength and ease of movement. Trust in the durability of Duratek High-Tech Rubber and experience exceptional performance and longevity.
Enhance your operations with the Durastar Medium Heavy Duty S30 Series casters. With superior load capacity and premium materials, it's the perfect choice for industries demanding reliable mobility. Shop now and experience the Durastar difference in performance and durability!
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 Medium Heavy Duty S30 Series 6" x 2" Duratek High Tech Rubber Rigid Caster is designed to offer top-tier performance, durability, and mobility for medium to heavy-duty applications. With a load capacity of 600 lbs, this caster is perfect for use in demanding environments like industrial facilities, warehouses, medical equipment, and more.
Built with Duratek High-Tech Rubber, this caster is designed to withstand continuous use in tough environments. The rubber composition provides superior strength, resilience, and a longer lifespan than traditional materials, ensuring that the caster maintains optimal performance even under heavy loads.
The 4" x 4-1/2" stainless steel top plate further enhances the caster’s strength and durability. Resistant to rust, corrosion, and wear, the top plate ensures longevity and is ideal for environments where exposure to moisture or chemicals is a concern.
The Durastar Medium Heavy Duty S30 Series is designed to perform in a variety of industries. It’s perfect for warehouses, manufacturing plants, medical facilities, and retail environments that require durable, high-capacity casters for heavy equipment, carts, and mobile machinery.
Whether you're moving storage containers, industrial machinery, or hospital equipment, these casters provide smooth, reliable, and noise-reducing mobility across a variety of surfaces including concrete, asphalt, and smooth floors.
Installing the Durastar Medium Heavy Duty S30 Series caster is quick and easy, thanks to the universal 4" x 4-1/2" top plate. This makes it compatible with most industrial equipment, storage carts, and mobile workstations, allowing for easy upgrades or replacements without complex modifications.
Additionally, the caster requires minimal maintenance, thanks to its high-quality rubber construction and durable top plate. This reduces downtime, ensuring your operations continue running smoothly without frequent replacements or repairs.
The Durastar S30 Series caster excels in environments that demand reliable and long-lasting performance. With its high load capacity of 600 lbs, it can easily handle heavy equipment and machinery, making it ideal for industrial and commercial applications where weight and wear are common challenges.
The combination of Duratek High-Tech Rubber and stainless steel top plate ensures that these casters can withstand exposure to moisture, heavy loads, and repetitive movements, making them a solid investment for any facility.
The Durastar Medium Heavy Duty S30 Series caster delivers exceptional performance, durability, and versatility for medium to heavy-duty applications. With a focus on reliability and ease of use, this caster is the ideal solution for businesses looking to enhance their mobility solutions.
Upgrade your equipment and experience the difference in efficiency and performance. Shop Durastar S30 Series casters today to provide your business with reliable, high-quality mobility solutions.
This 6" x 2" Duratek Rubber Rigid Stainless Caster – 600 lb is rated to 600 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 Rubber wheel with a 2" 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 with a 4" x 4-1/2" plate and a 2-5/8" x 3-3/8" slotted to 3" x 3" bolt pattern. 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 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 7-1/2". 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).
$53.00
| Identification | |
| Brand | Durastar |
| Dimensions & Mounting | |
| Wheel Diameter | 6" |
| Wheel Tread Width | 2" |
| Overall Height | 7-1/2" |
| Plate Size | 4" x 4-1/2" |
| Bolt Hole Pattern | 2-5/8" x 3-3/8" slotted to 3" x 3" |
| Mount Style | Plate |
| Rig Type | Rigid |
| Load & Performance | |
| Wheel Capacity | 600 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Wheel Material | Rubber |
| Frame Material | Zinc Plated Steel |
6" x 2" Thermo Rubber Rigid Caster – 600 lb | 4" x 4-1/2" Plate | CasterHQ
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6" x 2" Mold-On Rubber Rigid Caster – 550 lb | 4" x 4-1/2" Plate | CasterHQ
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View all 6′ x 2′ 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 | |
|---|---|---|---|---|---|---|
| 550 lbsLighter duty | 6" × 2"Rubber | Swivel | 7-1/2" | $38.00 | View → | |
| 550 lbsLighter duty | 6" × 2"Rubber | — | — | $164.00 | View → | |
| 600 lbs | 6" × 2"Rubber | Rigid | 7-1/2" | $53.00 | Viewing | |
| 600 lbsSame capacity | 6" × 2"Gray Rubber | Rigid | 7-1/2" | $31.00 | View → | |
| 700 lbsHeavier duty | 6" × 2"Cast Iron | — | — | $151.00 | View → |





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