Specialty Products Company (SPC) 71700 Nylon Rear Shim Set (20). Includes 20 shims/2 of each size. It is for camber and toe change. Use the Mini-Van Shims that allow for quick and easy changes in increments of: toe.10 degree and camber.25 degree. Toe Part: 71720, 71721, 71722, 71723, 71724, 71725. Camber Part: 71730, 71731, 71732, 71733.