Creeper Caster Replacement Wheel, Hub Material Polyolefin, Core Color Black, Wheel Diameter 2 1/2 in, Wheel/Tread Color Black, Wheel/Tread Material Polyolefin, Number of Wheels 6, Replacement Wheel 4WM26, 4WM27, 4WM28, 2PB36, 46KJ33, 46KJ34, 46KJ36, Includes Hardware, Package Quantity 6. This item has been restricted from sale in the following state (s): []