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.
Specialty Casters
Gate Casters
BBQ Pit & Smoker Casters
Keyed Drive Wheels
Drywall Cart Casters
Skid Wheels & Casters for RVs
Leveling Casters
Shopping Cart Wheels & Casters
Band Equipment Casters & Wheels
Low Profile Casters
Cart Wheels & Casters
Toolbox Caster Sets
Bakery & High Temperature Casters
Kitchen Prep Table Caster Sets
Wire Shelving Casters
Silent Glide Casters

The 6" x 2" Stainless Polyolefin Roller Bearing Caster with Total Lock and 4" x 4.5" Plate (D4.06109.839 BRK4 SS WB29) is engineered to provide optimal performance in demanding environments. This heavy-duty caster features a stainless steel construction with a durable polyolefin wheel, designed to resist corrosion and ensure smooth rolling over a variety of surfaces. Equipped with a roller bearing and a total lock mechanism, this caster provides maximum stability and control. The 4" x 4.5" plate size ensures easy mounting and reliable support in various industrial and commercial applications. Whether you need to move heavy equipment or require secure, stationary positioning, this caster delivers unparalleled performance and reliability.
Our 6" x 2" Stainless Polyolefin Roller Bearing Caster with Total Lock and 4" x 4.5" Plate (D4.06109.839 BRK4 SS WB29) is built to meet rigorous quality standards. Thoroughly tested for durability and performance, this caster ensures smooth, reliable movement even in the most challenging environments. We are committed to delivering products that exceed expectations, backed by dependable customer service and a satisfaction guarantee. Whether you're upgrading existing equipment or outfitting a new setup, you can trust our casters for optimal performance and long-term reliability.
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 6" x 2" Stainless Polyolefin Roller Bearing Caster with Total Lock and 4" x 4.5" Plate (Model: D4.06109.839 BRK4 SS WB29) is a high-performance caster designed for heavy-duty applications. Featuring a durable stainless steel construction and a polyolefin wheel, this caster provides superior corrosion resistance and smooth rolling performance. With a high load capacity of 700 lbs, it is ideal for industrial, commercial, and warehouse environments where reliability and security are crucial. Whether moving equipment or securing loads in place, this caster offers the perfect balance of performance and durability.
This heavy-duty caster is designed to meet the needs of a wide range of industries, from warehouses and factories to food processing plants. The polyolefin wheels provide smooth rolling on concrete, tile, and other common industrial flooring, while the stainless steel construction ensures resistance to harsh chemicals and moisture. Its high load capacity and total lock brake system make it ideal for applications requiring both mobility and secure positioning, such as material handling, heavy equipment transportation, and machinery placement.
Our 6" x 2" Stainless Polyolefin Roller Bearing Caster with Total Lock and 4" x 4.5" Plate (Model: D4.06109.839 BRK4 SS WB29) is built to the highest standards of quality. Each caster undergoes rigorous testing to ensure it meets the demands of heavy-duty industrial use. We are committed to providing products that deliver both reliability and performance, backed by a 3-year warranty for your peace of mind. With superior customer service and guaranteed satisfaction, you can trust that our casters will meet your operational needs effectively.
When it comes to heavy-duty applications, reliability and durability are key. This caster is built for performance, offering corrosion resistance, smooth movement, and easy installation. Whether you need a caster for industrial machinery, warehouse racking systems, or commercial equipment, the D4.06109.839 BRK4 SS WB29 model provides unmatched quality and efficiency. With a high load capacity and a total lock brake, it offers secure positioning and smooth operation, even in demanding environments. Choose this caster for peace of mind and exceptional performance.
This Colson D4.06109.839 6" x 2" Polyolefin Total Lock 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 Swivel with Total Lock 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 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).
$225.00
| 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 | Swivel with Total Lock Brake |
| Load & Performance | |
| Wheel Capacity | 700 lbs |
| Temp Range | -40°F to 600°F |
| Brake Type | Total Lock Brake |
| Materials & Finish | |
| Wheel Material | Polyolefin |
| Frame Material | Zinc Plated Steel |
6" x 2" Gray Iron Spring Loaded Caster – 700 lb | CasterHQ
6" x 2" · 700 lbs
$151
6" x 2" Thermo Rubber Rigid Caster – 600 lb | 4" x 4-1/2" Plate | CasterHQ
6" x 2" · 600 lbs · Direct fit
$31
6" x 2" Rubber on Cast Iron Spring Loaded Gate Caster – 550 lb | CasterHQ
6" x 2" · 550 lbs
$164
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 | Swivel with Total Lock Brake + brake | 7.5" | $225.00 | 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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