This lock and door reinforcer is constructed of stainless steel and fits 1-3/4 inch thick doors. 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 inch 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, 4-5/16in width, 4-1/2in height.

Goods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.