ISO 9001:2015 Quality Manufacturing · ANSI ICWM Performance Tested
98.7% On-Time Ship Rate Across All Orders
200,000+ Orders Fulfilled for OEM & MRO Teams Nationwide
100+ Years of Combined Caster Industry Experience
Automatic Bulk Pricing | OEM & MRO Volume Discounts Applied at Checkout
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.
Experience unmatched durability with the Hamilton 4" Duralast Polyurethane Wheels. These wheels are engineered to withstand the rigors of industrial environments while providing a smooth and efficient rolling experience.
The Duralast wheels are made from high-quality polyurethane, renowned for its toughness and capacity to resist wear and tear. This material ensures long-lasting performance and reliability, even under heavy loads.
Designed specifically for industrial applications, these wheels offer exceptional load-bearing capabilities. Their 4 inch size makes them versatile for a variety of equipment and machinery.
Beyond strength, these wheels provide a smooth rolling experience and are gentle on floors. Their polyurethane composition minimizes damage to surfaces, making them ideal for use in settings where floor protection is essential.
Selecting Hamilton's Duralast wheels means investing in a product that combines quality, performance, and versatility. Their superior design and material choice make them a smart choice for demanding industrial applications.
These calculators apply to any caster application—even if you’re browsing a different category. Use them to estimate load rating per caster, select wheel material, and estimate push/pull force. Expand any tool for full analysis + a share-ready spec line.
Engineering Tools Hub
All tools + dedicated pages (best for sharing and EEAT). Open hub
Load Calculator (dedicated)
Share this page when discussing load rating per caster. Open load tool
Wheel Diameter Calculator
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Failure Diagnosis Tool
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Designed for engineers, manufacturers, and material handling professionals