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 Colson Casters Stainless 6" x 2" Polyolefin Delrin Bearing Rigid Caster is a top-tier solution for businesses seeking heavy-duty, reliable mobility. Constructed with premium stainless steel, this caster provides exceptional corrosion resistance, ensuring long-lasting durability even in harsh conditions.
Equipped with a polyolefin wheel and Delrin bearing, this caster ensures smooth, low-friction movement across a variety of surfaces, making it an excellent choice for industrial, commercial, and warehouse applications. The 4" x 4.5" plate design enhances the caster's load distribution, providing stability and strength even under heavy loads.
Whether you're transporting materials across a factory floor or organizing equipment in a warehouse, this rigid caster's precise control and stability make it the ideal solution. With its easy-to-install design and superior performance, it is a practical addition to any operation requiring high-quality mobility solutions.
Trust Colson Casters for reliability and performance. With a focus on quality engineering, our casters are built to meet the most demanding environments, providing unmatched functionality and durability where it's needed most.
Upgrade your equipment handling solutions with the Colson Casters Stainless 6" x 2" Polyolefin Delrin Bearing Rigid Caster. Designed for superior strength, stability, and smooth operation, it ensures efficient movement and increased productivity in your work environment.
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 Colson Casters Stainless 6" x 2" Polyolefin Delrin Bearing Rigid Caster with 4" x 4.5" Plate (SKU: D4.06108.831 SS) is an industrial-grade mobility solution designed for heavy-duty applications. Featuring premium stainless steel construction and a high-performance polyolefin wheel with Delrin bearings, this caster ensures durability, smooth movement, and precise control in demanding environments such as factories, warehouses, and commercial settings.
Engineered with top-quality materials, this rigid caster is built to withstand the rigors of high-traffic environments. The stainless steel frame is resistant to corrosion, ensuring a long lifespan even when exposed to harsh conditions such as moisture, dust, or chemicals. This robust construction enhances the caster's ability to support heavy loads without compromising performance.
Equipped with a polyolefin wheel and Delrin bearing, this caster provides smooth, low-friction operation, even on rough or uneven surfaces. The Delrin bearing minimizes friction and wear, ensuring long-lasting performance and reducing the need for maintenance. The caster's 4" x 4.5" plate design offers excellent load distribution, helping to maintain stability and preventing wobbling or tipping, even under heavy loads.
From industrial machinery to warehouse shelving, the Colson Casters Stainless 6" x 2" Polyolefin Delrin Bearing Rigid Caster is perfect for a wide range of applications. Its heavy-duty design makes it suitable for moving equipment, carts, and other large items that require stable and reliable mobility. Whether used for factory equipment, hospital carts, or retail fixtures, this caster excels in environments that demand precision and durability.
The rigid design of this caster ensures that items move in a straight line with precision, providing better control and minimizing user fatigue. Its smooth movement reduces strain on workers, which improves operational efficiency and reduces the risk of injury or wear-and-tear over time.
Colson Casters has been a trusted name in mobility solutions for years. Our products are designed with quality and reliability in mind, offering excellent performance across a variety of industries. With a focus on innovation and customer satisfaction, we are committed to delivering products that meet the highest standards of durability, safety, and efficiency. Choose Colson Casters for your mobility needs and experience the difference in quality and performance.
Upgrade your operations with Colson Casters' Stainless 6" x 2" Polyolefin Delrin Bearing Rigid Caster. Whether for heavy-duty industrial equipment or everyday warehouse carts, this caster ensures superior performance and durability, providing you with a reliable and efficient mobility solution. Invest in quality with Colson Casters today!
This Colson D4.06108.831 SS 6" x 2" Polyolefin Rigid Stainless Caster – CasterHQ is rated to 700 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 Polyolefin wheel with a 2" tread width. Polyurethane protects finished floors, rolls quietly, and resists most chemicals while carrying heavy loads.
This caster uses a top-plate mount with a 4" x 4-1/2" plate and a 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 Polyolefin 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 7.5". 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).
$128.00
| Identification | |
| Brand | colson header |
| Dimensions & Mounting | |
| Wheel Diameter | 6" |
| Wheel Tread Width | 2" |
| Overall Height | 7.5" |
| Plate Size | 4" x 4-1/2" |
| Bolt Hole Pattern | 3" x 3" |
| Mount Style | Plate |
| Rig Type | Rigid |
| Load & Performance | |
| Wheel Capacity | 700 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Wheel Material | Polyolefin |
| Frame Material | Zinc Plated Steel |
6" x 2" Gray Iron Spring Loaded Caster – 700 lb | CasterHQ
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6" x 2" Thermo Rubber Rigid Caster – 600 lb | 4" x 4-1/2" Plate | CasterHQ
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6" x 2" Rubber on Cast Iron Spring Loaded Gate Caster – 550 lb | 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 | — | — | $164.00 | View → | |
| 600 lbsLighter duty | 6" × 2"Gray Rubber | Rigid | 7-1/2" | $31.00 | View → | |
| 700 lbs | 6" × 2"Polyolefin | Rigid | 7.5" | $128.00 | Viewing | |
| 700 lbsSame capacity | 6" × 2"Cast Iron | — | — | $151.00 | View → | |
| 900 lbsHeavier duty | 6" × 2"Polyurethane | Rigid | 7-1/2" | $23.00 | View → |





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