Combo door lock set ( tubular knobset+deadbolt loc

Combo door lock set( tubular knobset+deadbolt lock) Tylo and tulip knob style; 5 pins solid brass tumbler cylinder, Kwikset keyway; 6 way adjustable backset latchboltswhere indicated. Ajustablebackset latchbolts, 2-3/8" to 2-3/4" for entry & combo sets. Fit doors 1-3/8" to 1-3/4"thick (standard).1-1/2" to 2" thick (special) Cylinder removable for rekeying and reversible where indicated. Radius corner latches and strikers. Easy installation with standard 2-1/8" installation hole. ANSI grade 3 certification. OEM and ODM available. you may Combo lockset by youself, we have many knobset for you choose. if you need more details, welcome tocontact us by sendinge-maildirectly!