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 5" x 1.25" Performa Ball Bearing Caster with an expanding adapter is designed for versatile use across multiple industries. This caster features a robust Performa ball bearing that ensures smooth movement and long-lasting performance, even under heavy loads. It is ideal for use on round tubing with an inside diameter ranging from 1-1/2" to 1-9/16", making it a practical solution for a variety of applications, from industrial machinery to hospital equipment.
Built with durability in mind, the Performa ball bearing provides excellent resistance to wear and tear, reducing downtime and maintenance costs. This caster is equipped with an expanding adapter that makes installation easy and secure, ensuring that your equipment remains mobile and reliable. Whether you need to move equipment in a factory, hospital, or warehouse, this caster delivers exceptional performance in a wide range of demanding environments.
Trust in Colson Casters' reputation for quality and performance. This caster is built to handle the toughest jobs, offering superior load handling and smooth, stable movement across various surfaces. Upgrade your mobility solutions today with this high-quality, USA-made caster designed to meet the needs of modern industries.
Discover the reliability and performance of the Colson Casters 5" x 1.25" Performa Ball Bearing Caster. Whether you're outfitting industrial equipment or improving mobility in medical settings, this high-quality caster is the perfect choice for your needs.
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.
Product Overview
The Colson Casters 5" x 1.25" Performa Ball Bearing Caster with Expanding Adapter (MTG46) is engineered for durability and high performance in various demanding environments. It is designed to offer smooth and reliable mobility solutions for industrial, commercial, and medical applications. Built with precision and a focus on reliability, this caster combines superior load handling, smooth ball bearings, and an expanding adapter for easy installation on 1-1/2" to 1-9/16" inside diameter round tubing.
Colson Casters' Performa Ball Bearing Caster is designed for efficiency and durability. The ball bearing design provides an effortless glide, which reduces user fatigue and minimizes strain on machinery. The expanding adapter design allows for flexibility and ensures that it fits securely on a wide range of round tubing sizes, making it an ideal choice for diverse applications. With its ability to handle heavy loads, this caster offers reliable support for industrial equipment, carts, and hospital machinery that require consistent mobility.
Designed to provide safety and reliability, the expanding adapter ensures that the caster stays securely attached throughout its lifespan, reducing maintenance needs and downtime. Its heavy-duty design makes it perfect for environments where heavy loads need to be moved frequently, such as warehouses or factories. The caster’s smooth operation reduces friction, enhancing user experience and promoting longevity, even under challenging conditions.
The Colson Casters 5" x 1.25" Performa Ball Bearing Caster is ideal for a wide range of applications. Whether you're outfitting industrial machinery, medical carts, or warehouse equipment, this caster ensures mobility and reliability in high-traffic areas. It’s particularly suited for environments where heavy equipment needs to be moved smoothly and safely. Here are some key areas where this caster excels:
Colson Casters has long been trusted for producing high-quality casters that deliver exceptional performance in demanding environments. By choosing Colson Casters, you’re investing in durable, reliable, and easy-to-install mobility solutions that stand up to the challenges of heavy-duty operations. Whether you need to move machinery, carts, or equipment in industrial or medical settings, Colson Casters offers products engineered to meet the toughest demands while maintaining ease of use. Trust Colson Casters for your mobility needs and experience the difference.
This Colson MTG46 5" x 1.25" Performa Caster – 1-1/2" to 1-9/16" Adapter 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. 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 6.31". 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).
$67.00
| Identification | |
| Brand | colson header |
| Dimensions & Mounting | |
| Wheel Diameter | 5" |
| Wheel Tread Width | 1-1/4" |
| Overall Height | 6.31" |
| 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 | — | 6.31" | $67.00 | 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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