Stem Caster, Swivel Caster with Total Lock, 190 lb Load Rating, 0 to 299 lb, 4 in Wheel Dia., 1 1/4 in Wheel Width, Polyolefin Wheel/Tread Material, 5 23/32 in Mounting Height, Ball, 1/2 In. -13 x 1 in Caster Stem Size, Threaded, Nylon Caster Frame Material, Unfinished Frame Finish, Yes Non-Marking, 1 Number of Wheels. This item has been restricted from sale in the following state (s): []