Key source specifications include Model 664-85282-7
Model Number 4040RA1PFP Wheel Diameter 4" Tread Width 2" Capacity 500 lbs
Key source specifications include Model 602108
Not ideal for loads above the listed 400 lbs capacity
Confirm model or manufacturer part number 85621
3-1/4" x 2" Polyon Cast Wheel Rigid Caster - 500 lbs. Capacity Nylon Tread Key source specifications include ModelProduct Overview Polyurethane elastomer tread chemically bonded to a cast iron core. These wheels are somewhat heavy and are ideal for warehouses with concrete flooring. Tread: Polyurethane Elastomer This caster is listed with wheel diameter 3 1 4", tread width 2", load capacity 500 Lbs., tread type Polyurethane Elastomer, and bearing type Roller Bearing. Before ordering, verify the listed wheel dimensions, load capacity, bore or bearing, hub length,