Design House Design House Double Cylinder Deadbolt

Product Features:Deadbolt requires a key on both sides to lock or unlock the door.Designed for left or right hand doors, this knob fits the two most common backsets in the U.S. (2-3/4" and 2-3/8").Deadbolt is commonly used on front doors and back doors.Use this knob on standard 1-3/8" and 1-3/4" thick doors.Cross bore 2-1/8" diameter or edge bore 1-1/16" diameter (1" x 2-1/4" radius corner faceplate).This product is ANSI Grade-3 certified, which means this deadbolt is rated for residential security.Deadb...