This lock and door reinforcer is constructed of solid, polished brass and fits 1-3/4 in. thick doors. This security device assists in preventing forced entry by reinforcing the weak spot of an entry door, and it can be used on both metal and wood doors. Accommodates key-in knob locksets on doors that have a backset of 2-3/4 in. These door reinforcers are easy to install and they are used by many. All installation fasteners are included with this item. This guard features a 2-1/8in bore, 2-3/4in backset, 1-3/4in door thickness, 3-7/8in width, 9in height.

Designed for single bore doors with a 2-3/4 in. backset
Helps protect against a forced entry
For use on doors 1-3/8 in. thick that have mortise or drive-in latches
Solid brass in bright brass finish
Pre-punched for mounting
All the necessary mounting hardware is included for a quick and easy installation
A Phillips head screwdriver is required for installation
For further dimensional information, please see the line drawing