Caster Wheels, Polyurethane on Polyolefin core Wheel 600-4400lbs
Polyurethane tread on Polyolefin core wheels. Wheel Diameter Ranges: 4"/5"/6"/8", Wheel Tread Width: 2. Axle Bore :1/2", Hub Length: 2-7/16", Bearing Size: ¾Roller Bearing.
Durometer: 75 Shore A (+/-5), Temp Range: -40F to 180F. Weight capacity ranges : 4wheel: 600 lbs.