MAJOR® Standard Features

• A positive relocking device jams locking mechanism in the event of a forced entry attempt
• Recessed locking mechanism protected by a large carburized hardplate
• Heavy duty “B” rate solid steel tubular body with reinforced door jamb
• Drive resistant dial and spindle blocks sledgehammer attacks
  The best warranty in the business, one year parts and labor.

Door:

• Unitized U.L. Group II key changeable lock with randomized opening positions defends against drill attacks.
• 6-5/8″ clear opening is 1″ thick solid steel
• Door is securely closed by three 5/8″ drive resistant locking bolts.