Rigid, Kingpinless Plate Caster, Load Rating 525 lb, Swivel Lock Type No Lock Included, Wheel Dia. 6 in, Wheel Width 2 in, Wheel/Tread Material Thermoplastic Rubber, Wheel Core Material Plastic, Non-Marking Yes, Number of Wheels 1, Caster Brake Type No Brake Included, Tread Shape Standard