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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.
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: EA-94
Engineered for precision and adaptability, the Durastar 1-1/4" ID Rubber Expandable Adapter is a reliable solution for mounting casters into round tubing or legs with internal diameters between 1.141" and 1.359". This expandable adapter eliminates the need for custom welding or permanent fixtures, offering a fast and efficient alternative.
Its heavy-duty rubber construction provides strong grip and vibration dampening, making it suitable for industrial carts, furniture legs, mobile fixtures, and other tubular structures. The expansion mechanism ensures a snug, rattle-free connection that withstands dynamic motion and daily wear.
Whether you’re outfitting carts in a warehouse or retrofitting commercial equipment, this adapter offers a universal, no-fuss solution to meet your mobility needs. Trusted by professionals for its durability and ease of use, Durastar ensures a tight fit that holds up over time.
Simplify your mounting process with the Durastar Rubber Expandable Adapter. Designed for quick installation and long-lasting performance, it’s the smart choice for reliable caster integration in tubular frames.
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.
Experience a secure and versatile caster installation solution with the Durastar 1-1/4" ID Rubber Expandable Adapter. Engineered for compatibility with tubing that has an inside diameter ranging from 1.141" to 1.359", this adapter delivers a snug, rattle-free fit without requiring permanent modifications like welding or drilling.
Crafted from durable, high-quality rubber, the adapter expands evenly to create a strong, slip-resistant hold. This design not only ensures excellent structural integrity but also provides effective vibration dampening, which helps protect both your equipment and floors during movement.
The tool-free installation process makes this adapter especially convenient. Simply insert it into the tubing, tighten the central bolt or nut, and the rubber body expands outward for a tight and reliable grip. This straightforward approach saves time and effort—no specialized tools, no welding, and no damage to your equipment.
Perfect for mounting casters to carts, furniture, fixtures, or tubular frames, this expandable adapter meets the needs of both commercial and industrial users. It’s an excellent choice for environments like warehouses, retail, healthcare, and maintenance operations where mobility upgrades are frequently required.
Backed by the trusted name of Durastar, this rubber expandable adapter reflects a commitment to durability, precision engineering, and long-term performance. It’s a reliable mobility enhancement solution that’s built to stand up to daily use in even the most demanding conditions.
Whether you’re building new equipment or retrofitting old frames, choose the Durastar 1-1/4" ID Rubber Expandable Adapter for an easy-to-install, high-performance solution that won’t let you down.
$9.00
Designed for engineers, manufacturers, and material handling professionals