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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Gate Casters
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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 Colson Casters 3.5" x 1.25" Performa Ball Bearing Caster with Expanding Adapter (MTG46) is the ideal solution for a wide variety of heavy-duty applications. With a robust design and engineered for precision, this caster offers smooth, quiet operation and is perfect for environments where mobility and reliability are crucial.
Featuring a 3.5" x 1.25" wheel diameter, the caster is equipped with a Performa Ball Bearing for smooth rotation, enhancing the overall performance and longevity. The 1-1/2" to 1-9/16" inside diameter expanding adapter ensures secure mounting, making it a versatile option for a wide range of round tubing sizes.
Crafted from high-quality steel, this caster is built to withstand demanding industrial and commercial environments, offering excellent load capacity and durability. Whether for medical equipment, industrial machinery, or commercial carts, the Colson Casters MTG46 is designed to meet your mobility needs, ensuring smooth, efficient movement in all settings.
Upgrade your operations with the Colson Casters 3.5" x 1.25" Performa Ball Bearing Caster. Engineered for durability, smooth rotation, and secure mounting, it’s the perfect mobility solution for your demanding 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 Colson Casters 3.5" x 1.25" Performa Ball Bearing Caster with Expanding Adapter (MTG46) is a high-performance solution designed to meet the needs of various industrial, commercial, and medical applications. Featuring a 1-1/2" to 1-9/16" inside diameter expanding adapter, this caster ensures a secure and stable fit on round tubing, providing long-lasting mobility and dependability in demanding environments.
Colson Casters has been a trusted name in mobility solutions for over 100 years. Known for their commitment to quality and innovation, Colson Casters offers products designed to perform in the toughest environments. The 3.5" x 1.25" Performa Ball Bearing Caster with Expanding Adapter (MTG46) is no exception, providing top-tier performance that meets the needs of professionals across industries.
Whether you are outfitting hospital equipment, industrial machinery, or material handling carts, the Colson Casters MTG46 provides superior reliability. The ball bearing design reduces friction, ensuring smooth, quiet operation with minimal maintenance. Designed for use in high-traffic areas or challenging conditions, these casters offer exceptional durability and load-bearing capacity, making them a wise choice for any mobility need.
This caster’s expanding adapter makes installation quick and easy, minimizing downtime and ensuring a secure attachment for various round tubing sizes. Its versatile nature makes it ideal for applications in commercial, industrial, and medical sectors where dependability and long-term performance are essential.
Take the next step toward improving your operations with Colson Casters. Designed for reliability, durability, and performance, the 3.5" x 1.25" Performa Ball Bearing Caster with Expanding Adapter ensures smooth mobility for your equipment, no matter the application.
Invest in mobility solutions that will stand the test of time. Choose Colson Casters for top-quality products that offer superior performance, efficiency, and value.
This Colson MTG46 3.5" x 1.25" Performa Ball Bearing Caster – CasterHQ 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 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 4.56". 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).
$61.00
| Identification | |
| Brand | colson header |
| Dimensions & Mounting | |
| Wheel Diameter | 3-1/2" |
| Wheel Tread Width | 1-1/4" |
| Overall Height | 4.56" |
| Mount Style | Plate |
| Load & Performance | |
| Wheel Capacity | 250 lbs |
| Temp Range | -20°F to 180°F |
| Materials & Finish | |
| Wheel Material | Gray Rubber |
| Wheel Core Material | Polyolefin |
| Frame Material | Zinc Plated Steel |
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