Bolt-Hole Caster, 1/2 in Bolt Hole Dia., Steel Caster Frame Material, Chrome Plated Frame Finish, 0 to 299 lb Load Rating Range, 240 lb Load Rating, 1 Number of Wheels, Ball, 5 3/10 in Mounting Height, 4 in Wheel Dia., 1 1/4 in Wheel Width, Rubber Wheel/Tread Material, 85 Shore A Wheel/Tread Hardness, Soft, Yes Non-Marking. This item has been restricted from sale in the following state (s): []