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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: 34-R-620-DUA-03
The Durastar Medium Heavy Duty 34 Series 6" x 2" Sirius Heavy Duty Donut Polyurethane on Aluminum Rigid Caster is engineered to provide reliable mobility for demanding applications. With its 1250 lb capacity, this caster is built to handle the toughest loads while maintaining smooth, easy maneuverability. The heavy-duty donut polyurethane wheels are mounted on a durable aluminum core, providing long-lasting performance even under continuous use.
Designed with a 4" x 4-1/2" top plate, this caster fits a wide range of mounting configurations, making it an excellent choice for a variety of industrial and warehouse applications. Whether you're moving heavy machinery, large equipment, or bulky items, this caster is built to provide stability and reliability for all your transportation needs.
The design ensures effortless turning and smooth handling, even in tight spaces, reducing the strain on workers and enhancing productivity. Choose the Durastar Medium Heavy Duty 34 Series for its superior load-bearing capacity, durability, and ergonomic design.
Choose the Durastar 34 Series caster for a durable, high-performance solution tailored to your heavy-duty needs. Shop now to elevate your mobility solutions and improve operational efficiency.
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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.
The Durastar Medium Heavy Duty 34 Series Sirius 6" x 2" Heavy Duty Donut Polyurethane on Aluminum Rigid Caster is built for tough industrial applications requiring high durability and ease of maneuverability. With an impressive 1250 lb load capacity and superior engineering, this caster is perfect for environments like warehouses, factories, and medical facilities where reliable mobility solutions are essential. The polyurethane donut wheels, mounted on a sturdy aluminum core, offer long-lasting performance and minimal maintenance, making it an ideal choice for heavy-duty mobility tasks.
The Durastar 6" x 2" Sirius Caster is engineered for environments where performance is key. Its polyurethane wheels absorb shock, reduce vibration, and offer excellent traction, ensuring smooth operation even under heavy loads. The caster’s design enhances its ability to pivot and navigate tight areas effortlessly, reducing the strain on workers and increasing operational efficiency. Furthermore, the aluminum core construction helps to maintain its structural integrity even in high-use settings, prolonging the lifespan of the caster and reducing replacement costs.
This versatile caster is ideal for use in a wide range of industries, including:
Durastar is known for its commitment to excellence, and the 6" x 2" Sirius Heavy Duty Donut Polyurethane on Aluminum Rigid Caster is a testament to this standard. Not only does it offer exceptional durability, but it is also designed with user experience in mind, ensuring that movement is smooth, easy, and safe. The caster’s shock-absorbing wheels and function help reduce worker fatigue and increase overall productivity. Whether you're managing an industrial facility, a medical center, or a logistics warehouse, this caster meets the highest expectations for performance, reliability, and safety.
Invest in the Durastar 6" x 2" Sirius Heavy Duty Donut Polyurethane Rigid Caster today and experience unmatched durability and performance in your heavy-duty operations. Shop now to upgrade your mobility solutions and improve your operational efficiency.
$37.00
Designed for engineers, manufacturers, and material handling professionals