Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
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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.
PRODUCT CODE: 414-DPO-82B
The Durastar 4" x 1-1/4" Polyolefin Donut Wheel is expertly engineered for durability, performance, and versatility in demanding environments. Crafted from high-impact polyolefin, this wheel resists chemicals, water, and general wear—making it an excellent choice for both indoor and outdoor use.
With a 350 lbs load capacity and a 3/8" plain bore, it offers an ideal balance between strength and maneuverability. The donut-style tread ensures even weight distribution, while the smooth bore allows seamless compatibility with a wide range of axle fittings.
Suited for carts, dollies, mobile racks, and general-purpose equipment, the Durastar Polyolefin Donut Wheel is a go-to solution for those seeking lightweight, corrosion-resistant performance without sacrificing strength or stability.
Upgrade your mobility solutions with the Durastar 4" Polyolefin Donut Wheel — designed for durability, reliability, and seamless performance across various commercial and industrial applications.
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.
Engineered for durability, mobility, and performance, the Durastar 4" x 1-1/4" Polyolefin Donut Wheel is the ideal choice for industrial, commercial, and utility cart applications. With its lightweight yet impact-resistant polyolefin construction, this wheel delivers dependable support in a wide range of environments—from warehouses to manufacturing facilities.
This wheel features a donut-style tread that enhances stability and ensures even weight distribution under load. The 1-1/4" tread width and 4" diameter offer a reliable footprint for smooth, controlled mobility. Designed with a 3/8" plain bore, it integrates seamlessly with standard axle assemblies, making it a versatile component for new builds or replacement needs.
The high-impact polyolefin material provides superior resistance to water, oils, chemicals, and common solvents, ensuring long service life even in harsh operating conditions. Its 350 lbs load capacity allows it to support medium to heavy-duty applications while maintaining structural integrity over time.
Whether you’re outfitting dollies, mobile racks, or service carts, this wheel delivers smooth rolling and minimal maintenance with no bearings to grease or seals to replace.
Thanks to its lightweight design, chemical resistance, and easy rolling characteristics, the Durastar polyolefin donut wheel is perfect for:
Trust in a wheel that combines strength, simplicity, and reliability. Choose the Durastar 4" x 1-1/4" Polyolefin Donut Wheel to enhance your mobility systems and reduce downtime across your operations.
$11.00
| Wheel Diameter | 4" |
| Wheel Tread Width | 1-1/4" |
| Wheel Capacity | 350 lbs |
| Temp Range | -20°F to 180°F |
| Wheel Material | Polyolefin |
| Frame Material | Zinc Plated Steel |
Designed for engineers, manufacturers, and material handling professionals
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