3570 NIGTHLATCH PRIMARY LOCK 60mm BACKSET Satin Chrome

Suitable for heavy duty use in industrial and commercial buildings, institutions, clubs, schools, hospitals, hotels, and similar buildings. 3570 Series Cylinder Mortice Locks are made from quality materials to meet high durability and strength requirements. Various latching functions operated by a key outside and by a turnknob or key inside. The nightlatch locks automatically when the door is closed. For all nightlatch functions specify the primary lock (3570SC). This lock can then be easily adapted to suit function required. Features Latch Deadlatch only. Furniture Compatible with all Lockwood cylinder escutcheons, turnknobs and plate furniture.