Traditional Nightlatch Specifications:SABS approved60mm backsetDie-cast bodyFinish: goldSupplied with replaceable 1x1 cylinder with 3 keysFeatures:Latch bolt automatically locks when door is closedSnib button can be used to hold open latch bolt or to deadlock the door when in the closed positionSuitable for left and right hand inward opening doorsTo be used as an additional lock on primary doors Article YDY564G Traditional Nightlatch Close High Security Nightlatch Y3 Nightlatch