Em-d-kay 31164 Deadlatch with 1-1/8″ Backset – Right Hand

A reverse turn of the key while bolt is held retracted retains the bolt, to allow two-key traffic for applications which require free entrance at certain time and exit-only at other times. Interchangeable, without stile modification, With any deadbolt of same backset and faceplate shape. 1-3/4″ minimum door thickness required. A reverse key turn while the bolt is held retracts the latchbolt, allowing 2-way traffic. When latchbolt is extended, exit-only traffic is allowed Field Reversible for Opposite Hand Satin chrome Faceplate and Chrome Strike included Base: Aluminum Screws included