This single cylinder deadlock is constructed of diecast and it comes in a brass colored finish. It features a jimmy-resistant design which prohibits forced entry when attempts are made to spread the door away from the frame. The surface-mounted, cross-bolt locking device which can be mounted to 1-3/8 in. to 2-3/8 in. thick, wood or metal doors. Includes an angled strike, a rim cylinder, 2 keys, a cylinder trim ring, fasteners, a mounting plate, instructions and a tamper-resistant shutter guard. Requires a 1-1/4 in. hole and uses a Segal keyway. It is keyed differently, but it is also available keyed alike via special order from manufacturer. See Prime-Line parts U 9972 for a double cylinder deadlock, or U 9971 for the single cylinder deadlock in a white painted finish. Single cylinder deadlock is also available in satin nickel finish; Prime-Line part U 10817.