Product Description This is a solid brass door reinforcer in a bright brass finish. Helps prevent a forced entry. Typically used on wood or metal doors that are 1-3/8 in. thick with mortise or drive-in latches. Accommodates key-in knob locksets or deadbolts, or combination locksets. It features one 2-1/8 in. bore with a 2-3/8 in. backset. Dimensions are 3-7/8 in. wide and 9 in. tall. From the Manufacturer This door guard is constructed from solid brass. It helps to protect your door from forced entry. It can be used on wood or metal doors with mortise or drive-in latches. It can also accommodate key-in knob locksets or deadbolts.