Rigid, Standard Plate Caster, Load Rating 400 lb, Swivel Lock Type No Lock Included, Wheel Dia. 4 7/8 in, Wheel Width 1 5/8 in, Wheel/Tread Material Nylon, Wheel Core Material Nylon, Non-Marking Yes, Number of Wheels 1, Caster Brake Type No Brake Included, Tread Shape Standard