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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: 2.03267.91-MTG51
The 3.5" x 1.25" HI-TECH Delrin Bearing Caster with 7/8" to 15/16" Inside Dia. Square Tubing Expanding Adapter (MTG51) is engineered for precision and durability, making it the ideal solution for a variety of industrial and commercial applications. The Delrin bearing ensures smooth and noise-free operation, even under heavy loads, while the expanding adapter makes for quick and easy installation with a secure fit on square tubing. This caster is built to withstand wear and corrosion, ensuring long-term, high-performance use in demanding environments. The compact size and robust design make it perfect for use on carts, machinery, and other industrial equipment requiring smooth mobility.
Our 3.5" x 1.25" HI-TECH Delrin Bearing Caster with 7/8" to 15/16" Inside Dia. Square Tubing Expanding Adapter (MTG51) is crafted to meet the highest industrial standards, ensuring reliable and long-lasting performance in all types of professional environments. Every caster undergoes rigorous testing to guarantee superior durability, smooth operation, and corrosion resistance. With our customer satisfaction guarantee, you can trust that this caster will provide excellent value and contribute to the efficiency and longevity of your equipment.
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Shipping is calculated by order size and weight. Final shipping costs are shown before payment so there are no surprises.
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Need help confirming fit, compatibility, or application? Our team works directly with engineers, maintenance teams, and buyers every day.
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.
Contact us before ordering and we’ll confirm total landed cost upfront. Contact us.
The 3.5" x 1.25" HI-TECH Delrin Bearing Caster with Square Tubing Expanding Adapter (MTG51) is designed to meet the rigorous demands of industrial and commercial environments. Combining superior materials and advanced engineering, this caster provides long-lasting performance and reliability in high-demand settings. From its corrosion-resistant zinc finish to its HI-TECH polyurethane wheel, this caster is built to endure heavy loads, extreme temperatures, and challenging working conditions.
This 3.5" x 1.25" HI-TECH Delrin Bearing Caster is an ideal choice for a variety of industrial and commercial uses. Its robust design makes it perfect for:
Engineered for performance, durability, and ease of use, this caster delivers superior results in a variety of industrial applications. The combination of a HI-TECH polyurethane wheel, Delrin bearing, and corrosion-resistant zinc finish ensures reliable operation under demanding conditions. Whether you need to move heavy loads or need a caster that can handle temperature extremes, the 3.5" x 1.25" HI-TECH Delrin Bearing Caster provides the strength, durability, and performance you require for long-term success.
We are confident in the quality and durability of our 3.5" x 1.25" HI-TECH Delrin Bearing Caster, and we stand behind our products with a 3-year warranty. Should you experience any issues, our dedicated customer service team is here to assist you. Trust in a product designed to meet the demands of professionals and ensure your equipment operates smoothly for years to come.
$61.00
Designed for engineers, manufacturers, and material handling professionals