The Shepherd 3 in. Semi-Elastic Rubber Wheel Swivel Caster with Total-Lock Brake is ideal for carts, dollies, fixtures and displays. It features a 130 lb. load rating and a total-lock brake for safety, and the caster can swivel 360 degrees. It attaches easily with a 3-1/8 in. x 3-7/8 in. plate and 4 screws. Color: black.