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.
The Durastar 1/2" ID x 2-3/4" OD Steel Thread Guard is engineered to provide critical protection to axle threads, preventing contamination and reducing maintenance downtime. Precision-formed to accommodate common caster assemblies, this rugged thread guard serves as a barrier against dust, debris, and impact damage during daily operations.
Constructed from high-quality steel and finished for enhanced corrosion resistance, this guard is designed for performance in industrial and commercial environments. The 1/2" inner diameter and 2-3/4" outer diameter make it a versatile choice for a wide array of axle systems.
Whether you're replacing worn parts or enhancing the longevity of your caster components, Durastar thread guards are a trusted solution for maintaining the integrity and performance of your mobility systems.
Upgrade your axle protection with the Durastar Steel Thread Guard. Dependable, durable, and engineered for industrial demands—ensure long-term performance and reduce equipment downtime today.
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.
Engineered for high-performance industrial use, the Durastar 1/2" ID x 2-3/4" OD Steel Thread Guard is designed to provide essential protection for caster axle threads. Whether you're working in material handling, manufacturing, or warehouse environments, this thread guard offers a rugged, reliable solution to prolong equipment life and reduce costly repairs.
Protecting your equipment starts with the small components that make a big impact. This thread guard is crafted from high-strength steel with a corrosion-resistant finish, ensuring durability even in the harshest environments. Its precision-fit design shields axle threads from dust, debris, and direct contact—minimizing wear, reducing maintenance, and extending the life of your casters and axle assemblies.
With an inner diameter of 1/2" and an outer diameter of 2-3/4", this thread guard is compatible with a wide range of standard axle shafts and caster systems. Its universal fit makes it suitable for carts, dollies, warehouse trolleys, and a variety of commercial and industrial mobility equipment.
Installation is quick and hassle-free—requiring no special tools or complicated processes. Simply align and secure the guard to provide instant, effective protection against daily wear and tear.
Known for reliability and industrial-grade quality, Durastar products are built to perform under pressure. This thread guard reflects the brand's commitment to long-lasting materials and practical design—providing peace of mind with every rotation. When your goal is to minimize downtime and keep your fleet in motion, trust Durastar to deliver consistent, top-tier performance.
Don’t overlook the small components that protect your most-used assets. Add the Durastar Steel Thread Guard to your maintenance toolkit and ensure your axle threads are protected, your casters perform smoothly, and your operations stay efficient.
$4.00
| Identification | |
| Brand | Durastar |
| Load & Performance | |
| Temp Range | -20°F to 180°F |
| Materials & Finish | |
| Frame Material | Zinc Plated Steel |
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