Steel Deadlocking Hook Bolt Mortise Lock 1-1/8" Backset, Durable commercial & residential, door hardware, door handles, locks This Rockwell Steel Deadlocking Hook Bolt Mortise Lock 1-1/8" Backset is one of the most Durable door hardware pieces you can buy. It is made to last and manufactured at our high tech ISO 9000 certified facility Great Finish & Construction on this Steel Deadlocking Hook Bolt Mortise Lock 1-1/8" Backset Improve the look and function of your home or office with our commercial grade quality door and window hardware We are confident we have the best value door hardware, sliding door hardware, external and internal door hardware on the market Faceplate 1" W x 6-7/8" L (Sold Separately). Available in Aluminum & Bronze Finish & are Available in Radius, Flat, Bevel & with Weather strip