303CUS19 Finish: Black E-Coat Features: -Matl. Thickness of 11/16", 1 pair.-Can hold a 500-pound door.-Vast range of sizes and styles provide architects, cabinet makers, builders.-Hinge so exceptionally constructed.-Peace of mind security because this hinge can"t be seen.-Manufacturers with multi-functional versatility and adaptability.-Create an environment that is both unique and beautiful.-Firmly anchored in a deep, full mortise.