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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.
Most in-stock items ship same or next business day. Shipping rates shown at checkout.
PRODUCT CODE: 2.03267.53-MTG45
The 3.5" x 1.25" Polyolefin Delrin Bearing Caster with Expanding Adapter (MTG45) is designed for easy installation and heavy-duty performance. The polyolefin wheel, coupled with Delrin bearings, ensures a smooth rolling experience even under substantial loads. Ideal for use in applications requiring stability and durability, this caster provides superior performance in industrial settings, machinery transport, and equipment movement. The expanding adapter accommodates tubing with an inside diameter of 1-3/8" to 1-7/16", allowing for a versatile fit across a wide range of equipment. The non-locking, rigid design offers steady control, ensuring precise and reliable handling.
Built to meet industrial-grade specifications, our 3.5" x 1.25" Polyolefin Delrin Bearing Caster with Expanding Adapter is rigorously tested for quality, durability, and performance. Designed for demanding commercial and industrial use, this caster guarantees long-lasting operation in the toughest conditions. Backed by our commitment to customer satisfaction, you can trust this caster to meet your mobility needs with reliability and efficiency. With superior resistance to corrosion and wear, it's the perfect choice for equipment that moves, handles, or supports heavy-duty loads.
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Trusted by industrial and commercial customers
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 Delrin Bearing Caster with Expanding Adapter (MTG45) is designed for heavy-duty industrial and commercial use. Built with a high-quality polyolefin wheel and precision Delrin bearings, this caster is engineered to provide smooth, reliable, and efficient movement under heavy loads. Whether you are transporting machinery, equipment, or other industrial tools, this caster is built to handle tough environments while ensuring long-lasting performance.
With an expanding adapter designed to fit 1-3/8" to 1-7/16" inside diameter round tubing, this caster offers flexibility in its mounting options, making it ideal for a wide range of equipment and industrial setups. Its non-swiveling, rigid design ensures stable and controlled movement, even when subjected to the toughest conditions. Additionally, the caster's polyolefin construction provides excellent resistance to harsh chemicals and impacts, making it a durable choice for demanding applications.
This caster is perfect for a variety of industrial and commercial applications. It is widely used in settings where reliable, heavy-duty movement is required, such as in machinery, equipment transport, industrial carts, and material handling. The rigid, non-swiveling design makes it especially suitable for applications that demand stability and control over precision movement, such as heavy equipment that needs to be moved within a defined path.
Thanks to its versatility, the expanding adapter allows easy mounting on different types of round tubing, making it an excellent solution for custom or retrofit projects. Whether you are upgrading existing equipment or designing new systems, this caster offers flexible and reliable performance.
At the heart of this product is a commitment to quality and durability. Each caster is rigorously tested to meet high industrial standards, ensuring that it can withstand the demands of heavy-duty use across a variety of commercial and industrial settings. Backed by a 3-year warranty, this caster provides peace of mind knowing it will perform reliably over time, even under challenging conditions.
We take pride in offering products that not only meet but exceed the expectations of our customers. With its superior performance, long-lasting durability, and flexibility in use, the 3.5" x 1.25" Polyolefin Delrin Bearing Caster with Expanding Adapter is an excellent choice for businesses that require high-quality, efficient, and dependable mobility solutions.
$55.00
Designed for engineers, manufacturers, and material handling professionals