(image for) Caster; Swivel; 4" x 1"; PolyU on PolyO (Gray); Plate (1-3/4" x 3"; holes: 1" x 2-3/16"; slotted to 2-5/16"; 5/16" bolt); Zinc; Plain bore; 175#; Tread brake (Item #66247) - Click Image to Close