This 12-inch by 4-inch 91 Series Extra Heavy Duty Kingpinless caster, is a highly acclaimed industrial solution that excels in rugged applications while minimizing maintenance costs. This caster is valued for its simplicity and ability to withstand industrial environments with prevalent shock loading. The top plate and yoke base are aligned using high-quality 3/4 inch hardened ball bearings, providing stability and reliability. The ingenious swivel section construction places the ball bearings in a sheer load position, ensuring exceptional strength and smooth operation even under heavy loads. With effortless swiveling capabilities, the 91 Series offers extended lifecycles and years of cost-effective operation. Constructed from hot forged C-1045 steel, this caster features a single ball race design with 7/8 inch diameter load/thrust ball bearings in a precision-machined 7-inch diameter raceway. This caster delivers durability, strength, and efficiency, making it the ideal choice for demanding industrial applications.
In addition, the Mold-On Rubber wheel combines the strength and resilience of rubber with a robust wheel core for exceptional performance. With superior traction, shock absorption, and non-marking properties, these caster wheels provide smooth and controlled movement while protecting floors. Engineered to withstand heavy loads, they offer durability and longevity, thanks to the securely bonded mold-on rubber tread and solid wheel core. Packed with our straight roller bearings, which are most effective for heavy loads, and are a great option when facing excessive thrust loading, these casters are rated for 1600 lbs.