Adams Rite MS1890 Hookbolt Latch/Deadlatch

Forend: 174mm x 25mm
Forend screw centres: 160mm
To operate holdback feature, throw the hookbolt and locate holdback below the hookbolt. Retract the latch and engage the holdback by pushing upwards
Accessories, including strikes are supplied separately
When measuring the backset include faceplate
Maximum security for overnight locking
Not compatible with an electric release as handle operation does not retract deadbolt