T425 Weight-   40 lbs.



Ultimate – Hidden protection

  • 1″ solid steel door
  • U.L. Listed Group II combination lock
  • Water resistant cover
  • Great for business and home protection


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.


  • 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.


40 lbs
Outside Dimensions
8-5/8 DIA x 8-3/4
Interior Dimensions
8-1/4 DIA x 5-3/4
Cubic Inch
Clear Door
6-3/8 DIA