Certified Where It Matters | Exceeds ICWM Standards • ANSI Tested • NSF Certified • RoHS Compliant
The Most Trusted Source for Industrial Casters | 100,000+ Orders Fulfilled for OEMs & MRO Teams
Products Manufactured in ISO 9001:2015-Certified Facilities | Trusted by OEMs & MRO Teams
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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.
Hamilton's Unilast Wheels are designed for medium duty applications, offering a capacity range from 500 to 3200 lbs. These solid elastomer wheels provide high-performance under various conditions.
Ideal for environments where cleanliness is crucial, Unilast Wheels are steam cleanable and resistant to harsh substances such as blood, brine, salt, grease, and oils. Their standard hardness is rated at 75-80 Shore D, ensuring durability and resilience.
Choose from a range of sizes from 4" x 1-1/4" to 10" x 3", with three bearing options to suit various application needs: Delrin, Straight Roller, and Precision Sealed Ball Bearings.
Discover: The versatility and reliability of Unilast Wheels for your medium-duty requirements.
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
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Load Calculator (dedicated)
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Wheel Diameter Calculator
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Failure Diagnosis Tool
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Designed for engineers, manufacturers, and material handling professionals