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
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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 3.5" x 1.25" Polyolefin Delrin Bearing Caster with 1-5/8" to 1-11/16" Inside Dia. Round Tubing Expanding Adapter (MTG47) is designed to provide efficient performance for light to medium-duty applications. With a Polyolefin wheel and Delrin bearing, this caster ensures smooth and quiet movement while providing excellent durability. The expanding adapter ensures a secure fit for various round tubing sizes, making it versatile and easy to install in different setups. Its non-swiveling design offers stability and control in environments that require precise handling. The corrosion-resistant material enhances the caster's longevity, even in harsh conditions.
The 3.5" x 1.25" Polyolefin Delrin Bearing Caster with 1-5/8" to 1-11/16" Inside Dia. Round Tubing Expanding Adapter (MTG47) is engineered to meet high standards of reliability and performance. We rigorously test each caster to ensure it meets industrial-grade specifications, providing the durability and smooth operation required for demanding environments. Backed by our satisfaction guarantee, this caster is an excellent choice for ensuring the efficiency and stability of your business equipment. Trust in our commitment to quality and performance for your industrial and commercial 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.
The 3.5" x 1.25" Polyolefin Delrin Bearing Caster with Expanding Adapter (MTG47) - 2.03267.53 MTG47 is engineered for optimal performance, durability, and ease of use in industrial and commercial environments. Its robust construction makes it ideal for applications requiring high load capacities and resistance to wear and environmental conditions. The caster is designed with a Polyolefin wheel, known for its strength, durability, and smooth operation under heavy loads, ensuring a reliable solution for various industrial and commercial uses.
Key Performance Features:
- The full double ball hardened raceway ensures superior performance and longevity, with multi-temperature grease that enables operation in both hot and cold conditions, making this caster versatile for extreme environments.
- Delrin bearings provide smooth and quiet rolling, reducing friction and enhancing operational efficiency in environments that demand reliable and noise-reduced movement.
- The Polyolefin wheel offers excellent resistance to wear and impact, making it suitable for environments where heavy-duty performance and durability are essential.
- This caster has an impressive load capacity of 230 lbs, making it well-suited for applications ranging from machinery equipment to heavy-duty industrial carts.
The 1-5/8" to 1-11/16" inside diameter round tubing expanding adapter (MTG47) allows for easy and secure installation into a variety of applications, making it a highly versatile component that adapts to your specific needs. Its robust design ensures a firm and reliable fit, allowing for maximum stability and control.
The caster also features a wide operating temperature range of -45°F to +180°F, making it adaptable to a variety of environmental conditions, from cold storage areas to high-temperature industrial processes. Whether exposed to freezing or intense heat, this caster continues to perform consistently, making it a reliable option for demanding industries.
The zinc finish further enhances the caster’s corrosion resistance, ensuring that it holds up well against moisture, chemicals, and other harsh environmental factors. This makes it a great choice for use in a variety of industries, including manufacturing, food processing, and outdoor equipment setups, where environmental conditions may vary.
The caster is RoHS compliant and NSF-certified (less thread guards), meeting important industry standards that ensure the product is safe, environmentally friendly, and suitable for food-related applications. This compliance reflects our commitment to high-quality, responsible manufacturing practices and environmental sustainability.
Warranty and Trust:
Backed by a 3-year warranty, the 3.5" x 1.25" Polyolefin Delrin Bearing Caster provides customers with peace of mind and assurance in its long-lasting performance. Designed to meet rigorous industrial standards, this caster ensures reliability and durability for your most demanding applications. Our commitment to quality and customer satisfaction means that you can trust our casters to provide optimal performance and superior reliability in all your industrial and commercial settings.
This Colson 2.03267.53 MTG47 3.5" x 1.25" Polyolefin Rigid Caster – CasterHQ is rated to 230 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 1-1/4" tread width. Polyurethane protects finished floors, rolls quietly, and resists most chemicals while carrying heavy loads.
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.
This is a Rigid caster. Rigid casters track straight for directional stability. 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 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 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).
$54.00
| Identification | |
| Brand | colson header |
| Dimensions & Mounting | |
| Wheel Diameter | 3-1/2" |
| Wheel Tread Width | 1-1/4" |
| Overall Height | 4.56" |
| Mount Style | Plate |
| Rig Type | Rigid |
| Load & Performance | |
| Wheel Capacity | 230 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Wheel Material | Polyolefin |
| Frame Material | Zinc Plated Steel |
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