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Up to 350 lbs · Light Duty Applications
Up to 7,200 lbs · Industrial Duty
Up to 17,500 lbs · Heavy Industrial
Up to 40,000 lbs · Extreme Load Applications
Up to 40,000 lbs · Increased Maneuverability
Up to 3,100 lbs · Industrial Shock Absorbing
Up to 3,200 lbs - Corrosion Resistant
Stainless Steel
Up to 8,400 lbs.
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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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PRODUCT CODE: 2.03267.55-MTG45
The 3.5" x 1.25" Polyolefin Ball Bearing Caster with 1-3/8" to 1-7/16" Inside Dia. Round Tubing Expanding Adapter (MTG45) is designed for versatility and reliable performance in both commercial and residential environments. Featuring a durable polyolefin wheel and precision ball bearings, this caster delivers smooth, quiet rolling with minimal effort. Its expanding adapter allows for easy installation onto round tubing with an inside diameter ranging from 1-3/8" to 1-7/16", providing enhanced compatibility for various applications. Whether for light-duty industrial use or moving heavy loads in confined spaces, this caster offers optimal performance and convenience.
Our 3.5" x 1.25" Polyolefin Ball Bearing Caster with 1-3/8" to 1-7/16" Inside Dia. Round Tubing Expanding Adapter (MTG45) is engineered to meet the highest standards of quality and durability. Each unit undergoes rigorous testing to ensure that it meets industrial-grade requirements for reliable, long-lasting use. With a customer satisfaction guarantee, you can confidently rely on our caster to support your equipment, machinery, and transportation needs. Designed for ease of use and superior performance, our caster is the ideal choice for anyone seeking dependable, high-quality mobility solutions.
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CasterHQ supplies casters and wheels for manufacturing, material handling, retail, and distribution environments nationwide.
When will my order ship?
In-stock items typically ship same or next business day. Weekend orders ship Monday or Tuesday unless stated otherwise.
Will shipping cost more at checkout?
Shipping is not free on most orders. Your final shipping cost is shown before payment.
Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas may take longer.
Some custom products (select Made in USA casters, keyway wheels, drive wheels) are built after purchase and ship on a longer lead time. When applicable, the ship-time estimate is shown on the product page.
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The 3.5" x 1.25" Polyolefin Ball Bearing Caster with Expanding Adapter (MTG45) is a versatile and durable mobility solution designed for a wide range of light-duty industrial, commercial, and residential applications. This caster features a high-performance polyolefin wheel combined with precision ball bearings, ensuring smooth and quiet operation, even under moderate loads. Its expanding adapter is compatible with round tubing that has an inside diameter of 1-3/8" to 1-7/16", making it a flexible solution for a variety of mounting needs.
Engineered for long-term performance, this caster is built to withstand the demands of frequent movement and heavy usage. The polyolefin wheel material is both impact-resistant and corrosion-resistant, ensuring the caster performs reliably in challenging environments, such as warehouses, factories, and distribution centers. Its ball bearings provide smooth, low-friction movement, further enhancing durability and reducing wear over time.
One of the standout features of this caster is its expanding adapter, which allows for easy installation on tubing with inside diameters ranging from 1-3/8" to 1-7/16". This design provides added versatility, allowing the caster to be used across a range of equipment and machinery. Whether you're upgrading your current setup or designing new machinery, the expanding adapter ensures a secure and reliable fit, minimizing installation time and hassle.
Designed for light-duty industrial and commercial applications, the 3.5" x 1.25" Polyolefin Ball Bearing Caster offers optimal performance in environments where smooth and reliable movement is essential. It is perfect for use with light machinery, equipment, and carts, as well as in areas that require frequent but low-friction mobility. The precision ball bearings ensure quiet operation and reliable movement, even in high-traffic areas.
With its expanding adapter design, this caster allows for a quick and secure installation process. The adapter is designed to fit a wide range of tubing sizes, giving you the flexibility to use this caster in various applications. The expanding feature ensures a tight and secure fit, providing stability and preventing slipping, so you can rest assured that your equipment remains safely in place.
At the heart of this product is a commitment to quality and reliability. Each 3.5" x 1.25" Polyolefin Ball Bearing Caster is rigorously tested to meet high industry standards, ensuring that it will provide dependable performance in your business operations. Backed by a customer satisfaction guarantee, this caster is built to last, offering peace of mind for your investment.
This caster is ideal for a variety of commercial and industrial uses. Whether you need mobility for light machinery, carts, or equipment, this caster ensures smooth movement in busy environments. It is also an excellent choice for residential use, providing durability and convenience for everyday mobility needs.
The 3.5" x 1.25" Polyolefin Ball Bearing Caster with Expanding Adapter (Model 2.03267.55 MTG45) combines durability, versatility, and high-performance features to meet the needs of businesses and individuals alike. Its precision ball bearings, expanding adapter, and corrosion-resistant polyolefin wheel make it an excellent choice for light-duty applications that require reliable, smooth, and easy movement.
$62.00
Designed for engineers, manufacturers, and material handling professionals