Hamilton Champion Series – Extra Heavy Duty

Capacity Range: 1,600 – 4,000 lbs.

Hamilton’s Champion Casters are engineered to match standard industry specifications for mounting plates, bolt holes, and overall height. What sets them apart, however, is their superior construction—featuring a precision tapered thrust bearing and a lifetime-guaranteed, integrally forged kingpin that outperforms traditional double ball race designs in both durability and performance.

Hamilton EHD Series – Extra Heavy Duty

Capacity Range: 1600 – 5000 lbs.

Hamilton’s Extra Heavy Duty (EHD) Casters are renowned for their exceptional performance, extensive range, and dependable service. Featuring extra-thick hot forgings and a lifetime-guaranteed integrally forged kingpin, EHD casters deliver unmatched durability and quality. Despite their superior craftsmanship, high-volume production allows us to offer these premium casters at some of the most competitive prices in their class.

Hamilton EHD2 Series – Extra Heavy Duty

Capacity Range: 3100 – 7000 lbs.

These forged steel dual-wheel casters are engineered on the proven Extra Heavy Duty (EHD) swivel caster platform, offering exceptional flexibility to match existing bolt-hole patterns or overall height requirements.

Dual-wheel casters optimize load capacity and stability while minimizing overall height. They provide smoother swiveling and enhanced maneuverability compared to wider single-wheel designs, all while maintaining the durability of resilient tread wheels.

Hamilton EMD2 Enhanced Maxi-Duty Series – Exteme Duty

Capacity Range: 22,400 – 36,800 lbs.

For applications requiring capacities exceeding 22,000 lbs. where forged steel wheels are suitable, the Enhanced Maxi-Duty (EMD) Caster Series is the ideal solution.

The EMD Series combines the compact mounting plate of our proven Maxi-Duty Series with the robust swivel construction of our Ultra Maxi-Duty (UMD) Series. This hybrid design delivers a cost-effective alternative to the UMD, capable of handling loads up to 36,800 lbs. Its dual forged steel wheels are precision-machined with a slight crown to optimize rollability and swivel performance.

Hamilton EPSD Enhanced Precision Series – Super Duty

Capacity Range: 2200 – 10,000 lbs.

The Enhanced Precision Super Duty (EPSD) Series is a robust, well-proportioned caster designed for optimal balance and aesthetics. This series significantly surpasses the PSD Series it replaces, offering superior performance for applications bridging our Maxi-Duty (MD) and Extra Heavy Duty (EHD) Series.

The EPSD incorporates advanced HPI™ Swivel Technology, proven to outperform traditional unit load bearing designs. It also features a slightly larger top plate with slotted holes, compatible with the PSD Series bolt pattern, and includes an additional industry-standard bolt pattern for greater versatility.

Hamilton MD Maxi-Duty Series – Super Duty

Capacity Range: 3200 – 23,000 lbs.

Power through the toughest jobs with Hamilton’s premium Maxi-Duty Casters, engineered for heavy-duty applications like shipbuilding, manufactured housing, automotive, and aerospace. Move over 10 tons with ease, backed by Hamilton’s advanced HPI™ Swivel Technology—a major upgrade from traditional ball raceways or unit load bearings. This innovation ensures longer-lasting performance and supports our industry-leading three-year warranty. Forged steel wheels, precision-machined with a slight crown, deliver superior rollability and smooth swiveling for reliable service in demanding environments.

Hamilton MDD Maxi-Duty Dual Series – Super Duty

Capacity Range: 4500 – 16,000 lbs.

The Dual-Wheel Maxi-Duty Caster series delivers high load capacity on resilient tread wheels while maintaining a low overall height. Designed for stability, these casters swivel effortlessly, minimizing the “scrubbing” effect of soft treads on floors through differential action—outperforming wider single-wheel designs. Featuring precision-crafted main load and secondary thrust bearings, paired with Hamilton’s HPI™ Swivel Technology, this series ensures smoother swiveling, extended durability, and reliable performance in demanding applications.

Hamilton Spinfinity ZFMD Series – Super Duty

Capacity Range: 2200 – 15,600 lbs.

The Spinfinity® Maxi-Duty Caster Series features a kingpinless design crafted from heavy 1045 steel forgings, paired with TerraTech™ wheels for moving extra-heavy loads at speeds up to 10 mph. It retains the 8-1/2″ x 8-1/2″ mounting plate of the original Maxi-Duty but introduces an advanced swivel rig. The one-piece forged steel top plate and inner raceway, combined with a heavy-duty “V-Style” seal, ensure durability under shock conditions. Enhanced with thicker legs, larger axles, and double-stacked precision ball bearings, this maintenance-free series excels in high-speed applications.

Hamilton Spinfinity Dual Series – Super Duty

Capacity Range: 2800 – 23,000 lbs.

Maxi-Duty dual wheel casters are built on Hamilton’s proven Spinfinity® Maxi-Duty platform—renowned for strength and reliability. Like all Spinfinity® Series casters, this line is 100% maintenance-free thanks to a sealed swivel raceway and precision-sealed ball bearings.

The top plate and inner raceway are hot-forged from a single piece of steel, delivering superior performance under shock loads. To support higher speeds and extreme loads, engineers reinforced the design with a heavy-duty “V-Style” swivel seal, thicker legs, larger axles, and massive double-stacked precision ball bearings.

Hamilton Spinfinity® Endurance Casters – Extra Heavy Duty

Capacity Range: 2200 – 6000 lbs.

Spinfinity® Super Endurance Caster Series (ZFSEC) is Hamilton’s next-generation solution, replacing the legacy SEC Series with a superior kingpinless design engineered for extra heavy-duty applications. Like its predecessor, the ZFSEC’s swivel top plate and inner raceway are forged from high-strength steel, delivering exceptional durability and impact resistance under shock-loading conditions. This upgraded series introduces a robust new V-Style swivel seal that offers enhanced protection against dirt, debris, and moisture—extending caster life and ensuring consistent performance in the harshest environments. Heavy-duty precision ball bearings are now standard in all wheels. Paired with the sealed swivel raceway, every ZFSEC caster is zero-fix—100% maintenance-free. Zerk fittings have been eliminated entirely, reducing maintenance costs and minimizing downtime for industrial users.

Hamilton Spinfinity® Endurance Dual Wheel Casters – Extra Heavy Duty

Capacity Range: 4000 – 6000 lbs.

The Spinfinity® Super Endurance Dual Caster (ZFSEC2) Series redefines kingpinless caster design for extra heavy-duty applications. Engineered for rugged environments, these dual-wheel casters offer superior stability, unmatched durability, and completely maintenance-free operation. Featuring a sealed swivel construction with an innovative V-Style seal, they provide robust protection against dirt, debris, and moisture. Paired with sealed precision ball wheel bearings, the ZFSEC2 Series ensures zero-maintenance, reliable performance in the toughest conditions.

Hamilton Cush-N-Aire Casters 7000 Series – Heavy Duty

Capacity Range: 330 – 3800 lbs.

Hamilton Cush-N-Aire Casters are widely regarded as the industry’s premier pneumatic-tired casters—trusted for their unmatched quality and proven performance. Each swivel rig is built from S.A.E. 1045 drop-forged steel and features an integrally forged kingpin along with a precision tapered thrust bearing, ensuring smooth swiveling and long-lasting durability.

Designed for superior shock absorption, Cush-N-Aire casters are ideal for transporting sensitive components such as missile parts, electronics, ceramics, and liquids. They also excel in outdoor environments with rough or uneven surfaces. The pneumatic tires offer adjustable flotation—inflate fully for maximum rollability and load capacity, or lower the pressure to enhance cushioning for lighter loads.

Rigid models are engineered to match the swivels in both overall height and mounting template, with plate steel legs welded inside and out to a robust steel mounting plate for added strength.

Hamilton Cush-N-Aire Zinc Plated Casters 7100 Series – Heavy Duty

Capacity Range: 330 – 3700 lbs.

Hamilton Cush-N-Aire Casters are widely regarded as the industry’s premier pneumatic-tired casters—trusted for their unmatched quality and proven performance. Each swivel rig is built from S.A.E. 1045 drop-forged steel and features an integrally forged kingpin along with a precision tapered thrust bearing, ensuring smooth swiveling and long-lasting durability.

Designed for superior shock absorption, Cush-N-Aire casters are ideal for transporting sensitive components such as missile parts, electronics, ceramics, and liquids. They also excel in outdoor environments with rough or uneven surfaces. The pneumatic tires offer adjustable flotation—inflate fully for maximum rollability and load capacity, or lower the pressure to enhance cushioning for lighter loads.

Rigid models are engineered to match the swivels in both overall height and mounting template, with plate steel legs welded inside and out to a robust steel mounting plate for added strength.

Hamilton Dual Pneumatic Casters 7200 Series – Heavy Duty

Capacity Range: 620 – 7200 lbs.

Hamilton Series 7200 Dual Pneumatic Casters are expertly engineered to meet the demands of high-capacity, shock-sensitive applications. Featuring dually mounted pneumatic rubber tires, this series delivers increased load capacity, improved stability, and superior performance on rough or uneven terrain.

Developed in response to the growing needs of industries such as aerospace ground support, construction, and heavy equipment transport, the 7200 Series provides outstanding shock absorption and durability in the most challenging outdoor environments.