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

Discover reliability and ease of mobility with the 5" x 1.25" Side Lock Caster, featuring a 1/2" Thread and Performa BB Wheel. Designed for both industrial and commercial applications, this caster offers smooth, quiet movement while providing stability through its side lock mechanism. The durable Performa ball bearing wheel enhances performance by ensuring efficient rolling, even under heavy loads. Ideal for carts, workstations, and other equipment requiring precision and ease of use, this caster is built to meet the rigorous demands of any environment.
Invest in the 5" x 1.25" Side Lock Caster with 1/2" Thread and Performa BB Wheel for its exceptional durability, smooth mobility, and secure locking capability. Perfect for any heavy-duty or commercial environment where performance and reliability matter most.
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 5" x 1.25" Side Lock Caster with 1/2" Thread and Performa BB Wheel (Part Number: 22TRB50S-T824-TB, SKU: 2.05254.445 MTG53 BRK1) is a versatile and reliable solution for industrial and commercial environments. Designed for heavy-duty use, this caster is part of the durable 22 Series, with a load capacity of up to 325 lbs per caster. It offers smooth mobility, superior stability, and easy locking for secure positioning.
Built to withstand the toughest industrial environments, this caster is designed for temperatures ranging from -45°F to +180°F, making it suitable for extreme conditions. Its 65(+/-5) Shore A hardness rating ensures that the wheel provides a balanced combination of durability and cushioning, reducing strain on equipment and floors. The 325 lb load capacity makes it a perfect fit for heavy-duty applications, providing reliable performance even under intense use.
Installation is quick and easy, thanks to the 1/2"-13 x 1-1/2" stud fastening system. The 6.06-inch mounting height ensures compatibility with a variety of equipment types. The swivel radius of 3.94 inches allows for smooth, tight turns, improving maneuverability in confined spaces.
This product meets RoHS compliance standards and is tested to ANSI ICWM:2012 standards, ensuring both capacity and durability for long-lasting performance. The caster is backed by a 3-year warranty, providing peace of mind and confidence in its reliability.
The 5" x 1.25" Side Lock Caster with 1/2" Thread and Performa BB Wheel offers exceptional value for industrial and commercial use. Its top-tier features, including durable construction, smooth ball bearings, and safety lock mechanisms, make it a superior choice for those seeking reliability and performance in high-demand environments.
This Colson 2.05254.445 5" x 1.25" Performa Side Lock Caster 1/2" Thread is rated to 325 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 Gray Rubber wheel with a 1-1/4" 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 1-1/2" x 13" plate. Measure your existing mounting holes before ordering; if you are replacing casters, match the bolt pattern - most standard patterns interchange across brands.
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 Gray 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 6.06". 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).
$57.00
| Identification | |
| Brand | colson header1 |
| Dimensions & Mounting | |
| Wheel Diameter | 5" |
| Wheel Tread Width | 1-1/4" |
| Overall Height | 6.06" |
| Plate Size | 1-1/2" x 13" |
| Mount Style | Plate |
| Load & Performance | |
| Wheel Capacity | 325 lbs |
| Temp Range | -20°F to 180°F |
| Materials & Finish | |
| Wheel Material | Gray Rubber |
| Wheel Core Material | Polyolefin |
| Frame Material | Zinc Plated Steel |
5" x 1-1/4" Polyurethane Swivel Caster – 325 lb | 3-1/8" x 4-1/8" Plate | CasterHQ
5" x 1-1/4" · 325 lbs
$27
5" x 1-1/4" Polyurethane Swivel Caster – 325 lb | 3-1/8" x 4-1/8" Plate | CasterHQ
5" x 1-1/4" · 325 lbs
$23
View all 5′ x 1-1/4′ 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 | |
|---|---|---|---|---|---|---|
| 315 lbsLighter duty | 5" × 1-1/4"Gray Rubber | Rigid | 6-1/4" | $17.00 | View → | |
| 315 lbsLighter duty | 5" × 1-1/4"Gray Rubber | Swivel | 6-1/4" | $18.00 | View → | |
| 325 lbs | 5" × 1-1/4"Gray Rubber | — | 6.06" | $57.00 | Viewing | |
| 325 lbsSame capacity | 5" × 1-1/4"Polyurethane | Rigid | 6-1/4" | $20.00 | View → | |
| 325 lbsSame capacity | 5" × 1-1/4"Polyurethane | Swivel | 6-1/4" | $27.00 | View → |




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