(image for) Caster; Rigid; 4" x 2"; ThermoPlastic Rubber Donut; Plate (4"x4-1/2"; holes: 2-5/8"x3-5/8" slots to 3"x3"; 3/8" bolt); Stainless Yoke and Roller Brng; 300# (Item #63486) - Click Image to Close