Swivel, Corrosion-Resistant Standard Plate Caster, Load Rating 900 lb, Swivel Lock Type No Lock Included, Wheel Dia. 6 in, Wheel Width 2 in, Wheel/Tread Material Polyurethane, Wheel Core Material Plastic, Non-Marking Yes, Number of Wheels 1, Caster Brake Type No Brake Included, Tread Shape Standard