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.
Designed for precision and performance, the Durastar 3-1/2" x 1-1/4" Formula XS Rubber Wheel is the go-to solution for operators who value efficiency, quiet operation, and floor preservation. The proprietary Formula XS rubber compound offers a smooth, non-marking roll across a variety of surfaces, making it ideal for carts, light machinery, and general utility equipment.
Featuring a 3/8" precision bearing and compact thread guard, this wheel not only ensures longevity but also prevents debris from interfering with wheel rotation. Whether you're upgrading existing systems or designing new equipment, this wheel’s balance of maneuverability and load support is ideal for everyday use in clean, controlled environments.
Durastar’s commitment to quality is evident in every detail—from the engineered rubber tread to the corrosion-resistant components that promote long-lasting performance in industrial, institutional, and commercial settings.
Choose the Durastar Formula XS Rubber Wheel for dependable mobility, extended wheel life, and optimal user safety. Ideal for environments that demand quiet, smooth, and reliable transport solutions.
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 3-1/2" x 1-1/4" Formula XS Rubber Wheel is a high-performance mobility solution designed to deliver quiet operation, smooth movement, and long-term durability. Its compact size makes it ideal for tight, maneuverable spaces—perfect for light-duty carts, utility equipment, and applications requiring reliable floor protection and stability.
Crafted from Durastar’s proprietary Formula XS rubber compound, this wheel offers enhanced grip, non-marking tread, and excellent noise reduction. Whether used in commercial, institutional, or light industrial environments, the wheel glides easily over tile, concrete, and finished surfaces without causing scuffs or wear.
Equipped with a 3/8-inch precision bearing, this wheel ensures smoother rolling with less friction, reducing push force and improving efficiency. A built-in small thread guard prevents debris from clogging the bearing assembly, preserving long-term wheel integrity and ensuring continued performance in clean or controlled spaces.
Supporting up to 230 lbs, this wheel meets the demands of everyday operational use while maintaining quiet and consistent mobility. Its design suits a wide range of equipment, including tool carts, rolling bins, and institutional devices, offering practical value for facility managers, equipment designers, and operations teams.
Known for engineering dependable caster and wheel solutions, Durastar ensures each Formula XS rubber wheel undergoes strict quality control. With long-lasting materials, smart design, and user-centric features, it’s the dependable choice for customers seeking low-maintenance, high-performance caster components.
Invest in smoother motion, reduced downtime, and trusted quality. Choose the Durastar 3-1/2" x 1-1/4" Formula XS Rubber Wheel for a balance of strength, comfort, and floor-friendly mobility.
This 3-1/2" x 1-1/4" Formula XS Rubber Industrial Replacement Wheel – 230 lb is rated to 230 lbs per wheel. Divide the total load across the number of wheels in your rig and keep working loads within about 75-80% of the rating for continuous use.
This is a Gray Rubber wheel. Rubber absorbs shock and protects floors, and runs quietly, which suits noise-sensitive and light-to-medium duty use.
3-1/2" diameter x 1-1/4" tread width. Verify your axle diameter and hub/bore length against your existing wheel before ordering.
Yes. Most wheels can be paired with a swivel or rigid rig to build a complete caster. Tell us your mount and load and we will spec the rig - request it on our bulk pricing page.
Rated for -20°F to 180°F. Operating outside the rated range can shorten wheel life and reduce capacity.
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).
$14.00
| Identification | |
| Brand | Durastar |
| Dimensions & Mounting | |
| Wheel Diameter | 3-1/2" |
| Wheel Tread Width | 1-1/4" |
| Load & Performance | |
| Wheel Capacity | 230 lbs |
| Temp Range | -20°F to 180°F |
| Materials & Finish | |
| Wheel Material | Gray Rubber |
| Frame Material | Zinc Plated Steel |
3-1/2" x 1-1/4" Duratek Swivel Threaded Stem Caster – 250 lb | CasterHQ
3-1/2" x 1-1/4" · 250 lbs
$13
3-1/2" x 1-1/4" Polyurethane Swivel Caster – 275 lb | 1/2-13 Threaded Stem
3-1/2" x 1-1/4" · 275 lbs
$13
3-1/2" x 1-1/4" Polyurethane Swivel Threaded Stem Caster – 300 lb | CasterHQ
3-1/2" x 1-1/4" · 300 lbs
$13
View all durastar casters →
Your selection is highlighted. Every option shares its wheel size and mount; a Direct fit tag means the same mounting plate — a drop-in replacement. Step up or down in load rating, all in-stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 230 lbs | 3-1/2" × 1-1/4"Gray Rubber | — | — | $14.00 | Viewing | |
| 250 lbsHeavier duty | 3-1/2" × 1-1/4"Gray Rubber | Swivel | 4-3/16" | $13.00 | View → | |
| 275 lbsHeavier duty | 3-1/2" × 1-1/4"Polyurethane | Swivel | 4-5/8" | $13.00 | View → | |
| 300 lbsHeavier duty | 3-1/2" × 1-1/4"Polyurethane | Swivel | 4-5/8" | $13.00 | View → |




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