Manufacturer since 2005 With 5045 mortise lock and CIZS592010 cylinder More quantity better price Function: ET, BK ... : SN, NP/SN, GP/BN,CP, GP,SG, AB, AC, MAB, PVD etc.Weight: around 500G/pairSize: Middium plate with ... theinside door then close the door w/o keys to lock anymore.Material:zinc alloyCylinder can be: one knob one keyZinc ... by: 128X80X98CM or 124X88X110CM ZI5907-27 SN-NP Antipanic lock