Brinks 2102-109 Tulip Style Keyed Alike Door Knob and Deadbolt Combo Pack, Antique Brass Keyed alike entry door knob and single cylinder deadbolt Meets ANSI Grade 3 standards for pick, drill and bump resistance 1 inch deadbolt and steel anti-saw pin 4-way adjustable latch that fits any 2-3/8" or 2-3/4" backset Easy to install and fits all doors 1 3/8 inch to 1 3/4 inch thick