Sea-Dog Stamped Stainless Steel Butt Hinge These Sea Dog Butt Hinges consist of two rectangular leaves that attach to the abutting surfaces of a door and door jam. Usually mortised or recessed into both surfaces, they are joined together by a hinge pin. Constructed of corrosion resistant stamped 304 stainless steel. Installs with 4 8 FH fasteners not included. Stamped 304 Stainless Steel Sold in pairs A B C D E 2 1 1 2 116 California Residents WARNING Cancer and Reproductive Harm - P65Warnings.c