Stem Caster, Swivel Caster with Brake, 90 lb Load Rating, 0 to 299 lb, 2 in Wheel Dia., 13/16 in Wheel Width, Polyurethane Wheel/Tread Material, 2 5/8 in Mounting Height, Plain, 7/16 in x 7/8 in Caster Stem Size, Friction Ring, Steel Caster Frame Material, Zinc Plated Frame Finish, Yes Non-Marking, 1 Number of Wheels