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 5" x 2" Polyolefin Delrin Bearing Top-Lock Caster with a 4" x 4.5" plate offers a combination of high-quality materials, ergonomic design, and advanced functionality, making it perfect for various industrial, medical, and commercial applications.
Engineered for durability and smooth performance, this caster features a robust stainless steel construction and a 5" x 2" Polyolefin wheel, ensuring a high rolling capacity and shock absorption. The Delrin bearings minimize friction, contributing to a quieter and longer-lasting caster, ideal for environments requiring consistent movement and minimal maintenance.
The top-lock mechanism provides a secure lock when needed, improving safety and preventing unwanted movement, especially in stationary or high-traffic areas. Whether used in warehouses, factories, hospitals, or distribution centers, this caster enhances operational efficiency while ensuring the safety of your equipment and personnel.
The 4" x 4-1/2" plate size allows for versatile use across a wide range of applications, making it a reliable solution for heavy-duty environments. Trust in Colson Casters' commitment to quality, performance, and innovation in mobility solutions.
Upgrade your equipment with Colson Casters' Stainless 5" x 2" Polyolefin Delrin Bearing Top-Lock Caster. Experience exceptional performance, superior durability, and unmatched safety in your operational 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 5" x 2" Polyolefin Delrin Bearing Top-Lock Caster is designed to provide reliable performance across a variety of applications. Featuring a durable stainless steel construction, this caster is built to withstand demanding environments, offering exceptional durability, safety, and ease of use. Whether you're outfitting industrial machinery, medical equipment, or heavy-duty carts, this caster offers superior functionality that enhances operational efficiency.
Engineered with premium stainless steel, the Colson Casters 5" x 2" caster resists corrosion and provides long-lasting reliability even in challenging environments. The stainless steel construction enhances the caster’s strength, making it ideal for heavy-duty use in industrial, medical, and commercial settings. The 5" x 2" Polyolefin wheel provides excellent shock absorption, ensuring smooth and quiet operation on a variety of surfaces.
Featuring Delrin bearings, this caster minimizes friction, allowing for smooth rolling and low-maintenance performance. The bearings contribute to quieter operation and increased efficiency, making it an excellent choice for environments that require precise and smooth movement. Additionally, Delrin's durability ensures long-lasting performance even under heavy loads, reducing the need for frequent replacements.
The built-in top-lock feature is designed for safety and stability, preventing unwanted caster movement when locked in place. This ensures that your equipment stays secure in high-traffic areas or during heavy-duty tasks, making it an ideal solution for environments where safety is a top priority. Whether used in a hospital, warehouse, or factory, this top-lock mechanism provides added peace of mind, making it a trusted choice for demanding applications.
The Colson Casters 5" x 2" Polyolefin Delrin Bearing Top-Lock Caster is versatile and suitable for a wide range of industries. Its durable construction makes it ideal for use in warehouses, factories, medical facilities, and even food service environments. The caster is designed to handle significant loads, offering reliable performance in both light and heavy-duty applications. Its ergonomic design ensures that operators can move equipment with minimal effort, contributing to increased productivity and reduced strain.
Colson Casters are known for their ability to handle heavy loads, and this model is no exception. Whether you're moving large machinery, medical equipment, or storage units, this caster provides the load capacity required for heavy-duty applications. The combination of its durable construction, ergonomic design, and Polyolefin wheel ensures that it maintains its performance even under the most challenging conditions.
The ergonomic design of the Colson Casters 5" x 2" Polyolefin Delrin Bearing Top-Lock Caster ensures easy maneuverability, minimizing strain on operators. Whether moving carts, racks, or equipment, this caster provides a smooth and controlled motion, reducing fatigue and improving overall efficiency. Ideal for use in environments where operators need to move equipment frequently, it offers convenience and comfort for all users.
Thanks to its high-quality materials and advanced bearing technology, the Colson Casters 5" x 2" Polyolefin Delrin Bearing Top-Lock Caster requires minimal maintenance. The Delrin bearings ensure that the caster operates smoothly for longer periods without the need for constant lubrication or replacement. This reduces downtime and maintenance costs, providing a cost-effective solution for industries that rely on continuous use of their equipment.
Safety is a key consideration in any workspace, and the top-lock mechanism of this caster provides an added layer of security. The ability to lock the caster in place ensures that equipment remains stationary, preventing accidental movement that could lead to injury or damage. This feature makes the Colson Casters 5" x 2" Polyolefin Delrin Bearing Top-Lock Caster a reliable choice for environments where stability is critical.
Colson Casters has long been a trusted name in the industry, known for providing high-quality, reliable, and durable casters that meet the needs of a wide range of industries. The 5" x 2" Polyolefin Delrin Bearing Top-Lock Caster is just one example of the company’s commitment to quality, safety, and performance. Whether you need to move heavy equipment or improve operational efficiency, this caster offers an unbeatable combination of features designed to enhance your workflow.
This Colson D4.05109.831 BRK7 SS 5" x 2" Polyolefin Stainless Caster with Brake is rated to 650 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 Swivel with Brake caster with a wheel brake. Swivel casters rotate 360 degrees for full maneuverability. The brake locks the wheel to hold the load in place. For most mobile equipment we recommend 2 swivel + 2 rigid, or 4 swivel with at least 2 brakes.
Rated for -40°F to 600°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 6-1/2". 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).
$210.00
| Identification | |
| Brand | colson header |
| Dimensions & Mounting | |
| Wheel Diameter | 5" |
| Wheel Tread Width | 2" |
| Overall Height | 6-1/2" |
| Plate Size | 4" x 4-1/2" |
| Bolt Hole Pattern | 3" x 3" |
| Mount Style | Plate |
| Rig Type | Swivel with Brake |
| Load & Performance | |
| Wheel Capacity | 650 lbs |
| Temp Range | -40°F to 600°F |
| Brake Type | Side Lock Brake |
| Materials & Finish | |
| Wheel Material | Polyolefin |
| Frame Material | Stainless Steel |
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View all 5′ 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 | |
|---|---|---|---|---|---|---|
| 450 lbsLighter duty | 5" × 2"Rubber | Swivel | 6-1/2" | $25.00 | View → | |
| 500 lbsLighter duty | 5" × 2"Gray Rubber | Rigid | 6-1/2" | $27.00 | View → | |
| 650 lbs | 5" × 2"Polyolefin | Swivel with Brake + brake | 6-1/2" | $210.00 | Viewing | |
| 750 lbsHeavier duty | 5" × 2"Polyurethane | Rigid | 6-1/2" | $20.00 | View → | |
| 800 lbsHeavier duty | 5" × 2"Nylon | Swivel | — | $28.00 | View → |





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