Sea-Dog Nylon Cabinet Door Butt Hinge Butt hinges consist of two rectangular leaves that attach to the abutting surfaces of a door and door jamb. Usually mortised or recessed into both surfaces they are joined together by a hinge pin. These butt hinges are constructed of UV resistant injection molded fiberglass nylon with a corrosion resistant stainless-steel pin. Installs with four 8 FH fasteners not included. Injection Molded Fiberglass Nylon Stainless Steel Pin Sold in pairs Dimensions A - 1-