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200,000+ Orders Fulfilled for OEM & MRO Teams Nationwide
100+ Years of Combined Caster Industry Experience
Automatic Bulk Pricing | OEM & MRO Volume Discounts Applied at Checkout
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: 2.03267.55-MTG55
The 3.5" x 1.25" Polyolefin Ball Bearing Caster with Expanding Adapter (Model: 2.03267.55 MTG55) is designed to provide reliable and efficient mobility for a variety of light-duty applications. The polyolefin wheel ensures a durable yet smooth rolling experience, ideal for light carts, shelving, and other equipment requiring easy movement. The ball bearing system delivers excellent maneuverability with reduced friction, while the expanding adapter is compatible with square tubing, offering a versatile solution for your mobility needs. With a high resistance to wear and corrosion, this caster guarantees longevity and dependable performance in both indoor and outdoor environments.
At our core, we are committed to providing high-quality products that enhance your business efficiency and operational success. Our 3.5" x 1.25" Polyolefin Ball Bearing Caster with Expanding Adapter (2.03267.55 MTG55) is manufactured to meet the highest standards of precision and performance. Each caster undergoes rigorous testing to ensure it meets the durability and functionality required for demanding applications. Backed by a satisfaction guarantee, you can trust that this caster will exceed expectations in terms of reliability, performance, and long-term use in your operations.
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All pricing and quantity discounts are applied automatically. No promo codes required and no post-checkout price changes.
Upfront shipping costs
Shipping is calculated by order size and weight. Final shipping costs are shown before payment so there are no surprises.
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We support bulk orders, repeat purchases, and fast quotes for larger or custom requirements.
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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.
Introducing the 3.5" x 1.25" Polyolefin Ball Bearing Caster with Expanding Adapter for 1-3/8" to 1-7/16" Square Tubing (2.03267.55 MTG55). Designed to provide smooth, reliable movement and durability, this caster is an excellent choice for a variety of medium-duty industrial and commercial applications. Featuring a precision ball bearing system, this caster ensures low-friction operation for reduced wear and enhanced maneuverability. The polyolefin wheel is built to withstand heavy use while maintaining its strength and performance. It offers a reliable solution for carts, shelving units, and light-duty equipment.
The 3.5" x 1.25" Polyolefin Ball Bearing Caster with Expanding Adapter is built to meet the demands of medium-duty industrial applications. Its high load capacity of 230 lbs and robust polyolefin wheel make it the perfect solution for use in environments where durability and reliability are key. The full double ball hardened raceway ensures smooth movement, while the ability to operate in temperatures as low as -45°F and as high as +180°F gives it versatility in diverse working conditions. Whether you're moving carts, equipment, or shelving, this caster provides the mobility you need, while offering the durability to withstand daily use.
Our 3.5" x 1.25" Polyolefin Ball Bearing Caster with Expanding Adapter is engineered for optimal performance and reliability. Manufactured with the highest standards of quality, each caster undergoes rigorous testing to ensure it meets industrial-grade specifications. Backed by a 3-year warranty, this caster is designed to provide long-term, worry-free performance, making it a valuable addition to your industrial equipment. We are committed to delivering products that offer exceptional value and quality, so you can trust our casters to support your business needs.
$62.00
Designed for engineers, manufacturers, and material handling professionals