MUL-T-LOCK Top-Guard with Rim Cylinder High Security Safe It greatly enhances the security Optional Backsets 1 3 Alarm Lock-ET-YIC/26D 5020 Knob Passage Set Core Option:KA - Sargent Fixed Core LA Keyway Keyed Alike Comes with 2 Change Keys per Lock.

It greatly enhances the security of Segal lock and many other brands of rim type locks (jimmyproof deadbolts deadlocks dropbolts slam locks)

The key’s robust and durable design

Weight: 1

1/2" thick solid steel door

When the user wants the Hercular to act as a Single Cylinder Deadbolt they will insert a special key with a thumbturn attached to it into the central cylinder

MUL T LOCK Top Guard with Rim Cylinder High Security Safe It greatly enhances the security Optional Backsets 1 3 Alarm Lock ET YIC 26D 5020 Knob Passage Set Core Option:KA Sargent Fixed Core LA Keyway Keyed Alike Comes with 2 Change Keys per Lock. It greatly enhances the security of Segal lock and many other brands of rim type locks (jimmyproof deadbolts deadlocks dropbolts slam locks) The key’s robust and durable design