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.
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Silent Glide Casters

The Albion Casters USA-Rig 6"x2" Never-Flat SZ Wheel Side-Lock Caster with 4"x4.5" Plate is engineered for exceptional performance and reliability. This caster features a 6-inch diameter and a 2-inch width wheel, designed with a Never-Flat SZ technology that eliminates the need for constant maintenance. The side-lock mechanism provides added security, preventing unwanted movement and ensuring stability in demanding environments. With a robust 4"x4.5" mounting plate, this caster is suitable for heavy-duty applications, making it an ideal choice for industrial carts, equipment, and more. Built with high-quality materials, it promises durability and long-lasting service even in the toughest conditions.
Optimize the mobility and stability of your industrial equipment with the Albion Casters USA-Rig 6"x2" Never-Flat SZ Wheel Side-Lock Caster. Its durable construction and reliable performance make it the perfect choice for high-demand applications.
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 Albion Casters USA-Rig 6"x2" Never-Flat SZ Wheel Side-Lock Caster with 4"x4.5" Plate is engineered to deliver superior performance and reliability in heavy-duty industrial settings. This caster is designed to handle rigorous applications while providing exceptional stability and ease of use. With its Never-Flat SZ technology, it ensures a maintenance-free experience, eliminating the common issues associated with flat tires.
The Albion Casters USA-Rig caster provides significant advantages for industrial and commercial use. The 6-inch diameter wheel and 2-inch width make it capable of handling large and heavy loads with ease. The Never-Flat SZ wheel technology means you won’t need to worry about flat tires, reducing maintenance and increasing reliability. The side-lock mechanism adds an extra layer of security by preventing accidental movement, making it a perfect choice for equipment that requires stable and secure positioning.
Constructed from high-quality materials, this caster offers durability and long-lasting performance even under the most demanding conditions. Its versatility allows it to be used across various applications, from industrial carts to heavy machinery, making it a valuable addition to any workspace. The caster's design not only improves equipment mobility but also ensures enhanced safety and stability, making your operations more efficient and secure.
Upgrade your industrial equipment with the Albion Casters USA-Rig 6"x2" Never-Flat SZ Wheel Side-Lock Caster. Its durable construction, maintenance-free design, and reliable performance will enhance the mobility and stability of your equipment, making it the ideal choice for demanding applications.
This Albion 6"x2" Never-Flat SZ Side-Lock Caster – 4"x4.5" Top Plate is rated to 250 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 Swivel with Face Contact 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 -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 7.25". 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).
$79.00
| Identification | |
| Brand | Albion Casters |
| Dimensions & Mounting | |
| Wheel Diameter | 6" |
| Wheel Tread Width | 2" |
| Overall Height | 7.25" |
| 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 | Swivel with Face Contact Brake |
| Load & Performance | |
| Wheel Capacity | 250 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | Face Contact Brake |
| Materials & Finish | |
| Wheel Material | Rubber |
| Frame Material | Zinc Plated Steel |
6" x 2" Foam Filled Swivel Caster with Brake – 250 lb | CasterHQ
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6" ATX Solid Thermo Rubber Rigid Caster – 80 Shore A | CasterHQ
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6" x 2" Thermo Rubber Swivel Off Road Caster – -20° F to 160° F | CasterHQ
6" x 2" · 350 lbs · Direct fit
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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 | |
|---|---|---|---|---|---|---|
| 250 lbs | 6" × 2"Rubber | Swivel with Face Contact Brake + brake | 7.25" | $79.00 | Viewing | |
| 250 lbsSame capacity | 6" × 2"Polyurethane | Swivel with Brake + brake | 7-1/2" | $76.00 | View → | |
| 350 lbsHeavier duty | 6" × 2"Gray Rubber | Rigid | 7-1/2" | $46.00 | View → | |
| 350 lbsHeavier duty | 6" × 2"Gray Rubber | Swivel | 7-1/2" | $53.00 | View → | |
| 500 lbsHeavier duty | 6" × 2"Gray Rubber | — | — | $25.00 | View → |





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