(image for) Caster; Swivel; 4" x 2"; PolyU on PolyO (Blue); Top Plate; 4x4-1/2; hole spacing: 2-5/8x3-5/8 (slotted to 3x3); 3/8 bolt; Zinc; Ball Brng; 800# (Item #69167) - Click Image to Close