(image for) Caster; Swivel; 3-1/2" x 1-1/4"; Polyolefin; Plate; 2-1/2"x3-5/8"; holes: 1-3/4"x2-7/8" (slots to 3"); 5/16" bolt; Zinc; Plain bore; 300# (Item #68875) - Click Image to Close