Swivel, Standard Plate Caster, Load Rating 3500 lb, Swivel Lock Type 4-Position Directional Lock, Wheel Dia. 6 in, Wheel Width 3 in, Wheel/Tread Material Nylon, Wheel Core Material Nylon, Non-Marking Yes, Number of Wheels 1, Caster Brake Type Swivel Lock with Face Contact Brake, Tread Shape Standard