tylo knob door lock,door lock 1.Entrance,privacy,passage ,storeroom function. 2. brass material. 3.Latch:60mm or 70 mm... tylo knob door lock HL575-PB1.meets ANSI Grade 3 standard.2.Entrance,privacy,passage ,storeroom function.3. many knob styles for choose. tylo knob door lock HL575-PBLock FunctionEntrance, Privacy, Passage; left and right handed door are available.MaterialbrassLock FinishedUS3, ...