Yale YALP85DMGPB P85 Deadlocking Nightlatch DMG Finish Brass Cylinder 40mm

Size: 85 - 40mm Backset Features: Inside handle can be deadlocked by a reverse turn of the key in the outside cylinder after closing the door Snib to deadlock or hold back the latch deadlocked by the snib button internally, making the lock inoperable by key or handle Anti-bump Supplied with 1109 cylinder 2 keys supplied Security Level & Guarantee: High security 2 year guarantee