Rigid, NSF-Listed Sanitary Plate Caster, Load Rating 150 lb, Swivel Lock Type No Lock Included, Wheel Dia. 5 in, Wheel Width 15/16 in, Wheel/Tread Material Polyurethane, Wheel Core Material Polypropylene, Non-Marking Yes, Number of Wheels 1, Caster Brake Type No Brake Included, Tread Shape Standard