Defender Security Stainless Steel Lock and Door Reinforcer Finish MP9454

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. This item accommodates key-in knob locksets on doors that have a backset of 2-3/8 inches. 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, 2-3/8in backset, 1-3/8in door thickness, 3-7/8in width, 4-1/2in height.