Rigid, Debris-Resistant Standard Plate Caster, Load Rating 250 lb, Swivel Lock Type No Lock Included, Wheel Dia. 3 1/2 in, Wheel Width 1 1/4 in, Wheel/Tread Material Rubber, Wheel Core Material Plastic, Non-Marking No, Number of Wheels 1, Caster Brake Type No Brake Included, Tread Shape Standard