The Main Measurements You Shall Require:
Case Width : 89mm
Backset : 60mm
Case Height : 67mm
Case Depth : 16mm

Ingersoll Auto Deadlocking Nightlatch SC71 this nightlatch is a very secure way to lock your front door with a very high rated Deadlocking Nightlatch if you have any questions with regards to this lock please contact Cheapest Locks on 0800 316 7178.

Specifications:
Case Width : 89mm
Backset : 60mm
Case Height : 67mm
Case Depth : 16mm
Handle Projection : 19mm
Mechanism : 10 Pin Cylinder
Cylinder Finish : Satin Chrome, Polished Brass, Polished Chrome
Case Finish : Satin Chrome, Polished Brass, Polished Chrome
Keys Supplied As Standard: 3
The deadbolt is automatically thrown when the door closes and withdrawn by the pull lever inside or key outside.
Handle is locked by an extra turn of the key from the outside.
The bolt can be held back by a turn of the snib, located on the side of case.
Meets the requirements of BS EN ISO 9001:1994.
Automatically deadlocks when door is closed
High security, insurance rated deadbolt lock
Satin chrome finish case and cylinder
Ten-year manufacturer’s guarantee
Ten lever cylinder rim deadlock
Ten lever cylinder mechanism
Tamper resistant, Torque resistant, Drill resistant, Saw resistant, Force resistant, Pick resistant