NU-SET 3 X (F-E-5-3 + 70053) KA Fremont 3 Sets of Keyed Same Door Knob and Single Cylinder Deadbolt, Antique Brass 3 keyed alike entry door knob and 3 single cylinder deadbolt Grade 3 equivalent Dead bolt has thumb turn on the inside to lock and unlock Backset: standard (adjustable 2-3/8" or 2-3/4") Door thickness: standard (1-3/8" to 1-3/4")