Replacement Caster for Wire Shelving, Swivel Caster, 200 lb Load Rating, 0 to 299 lb, 5 in Wheel Dia., 1 1/4 in Wheel Width, Rubber Wheel/Tread Material, 6 1/16 in Mounting Height, Delrin, 27/32 in x 2-3/16 in Caster Stem Size, Friction Ring, Steel...