Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
View All Specialty Casters
Browse all specialty caster types
All measurements indicate the wheel diameter by the tread width.
The below capacity ranges indicate the working (dynamic) load that each caster will support. A safety factor should be included in your formula to determine your required load rating per caster.
W/(C-1)=R W is total weight needed to move. C is total number of casters required. R is ideal load rating, with safety factor built in. Divide the total load weight by one less caster than you will use to safely determine load rating.
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.
Upgrade your caster or leveling foot installation with the Durastar 1" ID Rubber Expandable Adapter, designed for a secure and tool-free internal fit into round tubing. With an expansion range of 0.928" to 1.029", this versatile adapter is engineered to accommodate slight variances in tube diameters, ensuring a tight, reliable grip.
Made from high-quality, compression-molded rubber, the adapter provides a cushioned yet stable connection that minimizes movement, absorbs vibration, and resists slipping under load. Its expandable design ensures fast, frustration-free installations across a wide range of equipment types.
This rubber adapter is ideal for applications such as medical equipment, food service carts, material handling gear, and furniture with round tubular legs. It eliminates the need for mounting hardware, offering a clean and reliable alternative that enhances both function and aesthetics.
Whether you're outfitting new casters or retrofitting existing equipment, the Durastar 1" ID Expandable Rubber Adapter ensures a solid fit, improved safety, and lasting performance. Choose precision. Choose Durastar.
Order processing
In stock. Orders placed before 12pm CT (Mon–Fri) typically ship the same or next business day from our Mansfield, TX warehouse.
Shipping method
Smaller orders ship parcel (UPS/FedEx Ground). Heavy or bulk quantities consolidate to LTL freight. The method and final cost are shown before payment, so there are no post-checkout adjustments.
Payment & procurement terms
New to CasterHQ? Open an account or request terms and send your resale or tax-exemption certificate before ordering so it is applied at checkout.
Volume pricing & quotes
Quantity discounts apply automatically — no codes needed. For large, recurring, or custom requirements, request a bulk quote and our team will confirm pricing, lead time, and total landed freight upfront.
Returns & warranty
Stock items carry a 30-day return policy in unused, resalable condition. Made-to-order and custom items are non-returnable once production starts. All products carry the manufacturer's warranty against defects.
Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas and freight deliveries may take longer.
For pallet freight, scheduled releases, or blanket purchase orders, contact our team and we'll confirm total landed cost before you commit. Direct line: 844-439-4335.
The Durastar 1" ID Rubber Expandable Adapter is a high-performance internal fit solution designed to adapt caster stems or leveling feet into round tubing without the need for hardware. Built from durable rubber and engineered for a compression fit, this adapter offers a versatile expansion range from 0.928" to 1.029", making it an ideal choice for a wide range of tube diameters commonly found in industrial, medical, and commercial applications.
This adapter simplifies your mounting process with its tool-free, hardware-free installation. Its precision-engineered rubber body ensures a secure, vibration-resistant hold without compromising on aesthetics. Whether you're equipping hospital beds, mobile carts, or workstations, the Durastar adapter provides a dependable solution that protects the integrity of your tubing and improves overall equipment stability.
Thanks to its shock-absorbing rubber construction, the adapter reduces vibrations and movement during use—extending the life of your casters and equipment. The tight, friction-based fit ensures your components stay in place, even under continuous load or rolling conditions. With no welding, drilling, or bolting required, installations are completed in seconds, boosting efficiency and reducing downtime.
Whether you're upgrading your mobility components or retrofitting existing gear, the Durastar 1" ID Rubber Expandable Adapter delivers strength, simplicity, and long-term value. Trust in its quality construction and precision fit to help you maintain safe, stable, and functional equipment in any environment.
This caster runs a Rubber wheel. Rubber absorbs shock and protects floors, and runs quietly, which suits noise-sensitive and light-to-medium duty use.
Rated for -20°F to 180°F. Operating outside the rated range can reduce wheel life and load capacity, so match it to your environment (wash-down, freezer, oven-adjacent, etc.).
The Rubber wheel performs best on rough, uneven, or outdoor surfaces such as asphalt, gravel, and cracked concrete. For non-marking or clean-environment needs, ask us about matching tread options.
We accept purchase orders and offer Net 30 on approved accounts, ACH, and all major cards, plus tax-exempt ordering with a resale or exemption certificate. Volume discounts apply automatically; request a bulk quote for large or recurring orders. Stock items carry a 30-day return policy in unused condition (made-to-order items are non-returnable once production starts).
$9.00
| Identification | |
| Brand | Durastar |
| Load & Performance | |
| Temp Range | -20°F to 180°F |
| Materials & Finish | |
| Wheel Material | Rubber |
| Frame Material | Zinc Plated Steel |
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