- BS3621 Insurance Approved Security Lock
- 67mm Case Depth, 45mm Backset
- For timber doors hinged on the left or right
- Keys are suitable for doors up to 54mm thick
- Deadbolt locked or unlocked by key from either side
- Extended 20mm deadbolt for secure positive deadlocking and additional resistance against attack
- Security box striking plate
- Anti-pick and anti-saw security features
- Deadbolt: Brass, with hardened steel rollers








