(image for) Caster; Swivel; 10" x 4"; PolyU (HD) on Cast (Gr/Blk); Top Plate (8-1/2"x8-1/2"; holes: 7"x7"; 5/8" bolt); Zinc; Tapered Rlr Brng; 5500#; Kingpinless (Item #65960) - Click Image to Close