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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.
Explore All Specialty Caster Applications
From Everyday Use to Niche Solutions
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-MTG52
The 3.5" x 1.25" Polyolefin Delrin Bearing Caster with 1" to 1-1/16" Inside Dia. Square Tubing Expanding Adapter (MTG52) is engineered for versatile performance in a wide range of industrial and commercial applications. The polyolefin wheel construction offers excellent resistance to wear and chemicals, making it a durable choice for light to medium-duty use. Delrin ball bearings ensure smooth, quiet operation under load, while the expanding adapter allows for easy mounting onto square tubing, offering a secure fit for various equipment setups.
Our 3.5" x 1.25" Polyolefin Delrin Bearing Caster with 1" to 1-1/16" Inside Dia. Square Tubing Expanding Adapter (MTG52) is built to meet rigorous quality standards. Each caster is carefully manufactured to ensure reliability and long-term performance, and it undergoes thorough testing to guarantee its durability and smooth operation. Whether used for carts, racks, or light machinery, this caster provides outstanding value for your business. We stand behind the quality of our products, offering a satisfaction guarantee to ensure that your needs are fully met.
Transparent pricing
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.
Business-friendly ordering
We support bulk orders, repeat purchases, and fast quotes for larger or custom requirements.
Real support from product specialists
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" Polyolefin Delrin Bearing Caster with Expanding Adapter (Model: 2.03267.53 MTG52) is specifically engineered to provide superior performance in commercial and industrial environments. With a combination of high-quality materials and advanced engineering, this caster offers long-lasting durability and smooth operation under demanding conditions.
This high-performance caster is ideal for use in a wide variety of industries, including:
When reliability, performance, and durability are a priority, the 3.5" x 1.25" Polyolefin Delrin Bearing Caster is the best solution for your needs. With advanced engineering, durable construction, and a high-performance design, this caster provides excellent value for industrial and commercial applications.
Invest in a caster that delivers consistent results, reduces maintenance, and withstands harsh conditions. Whether you're upgrading equipment or assembling a new system, this caster ensures ease of movement and enhances the efficiency of your operations.
$55.00
Designed for engineers, manufacturers, and material handling professionals