(image for) Caster; Rigid; 4" x 2"; Thermoplastized Rubber (Gray); Top Plate (2-1/2"x3-5/8"; holes: 1-3/4"x2-7/8" slotted to 3"; 5/16" bolt); Zinc; Delrin Spanner; 300# (Item #64573) - Click Image to Close