Gainsborough Door Security Bolt

Door Security Bolt is a locking mechanism distinct from a spring bolt lock. It offers enhanced security compared to a spring bolt because it cannot be moved to the open position except by rotating the lock cylinder.

Door Security Bolt Function - When you close the door, turn the key or thumb turn on the inside to extend the deadbolt into the door frame. This ensures the door is securely locked.


  • Provide you with the additional sense of security, giving you that extra peace of mind at all times
  • An ideal auxiliary locking device for internal doors
  • Perfect for use on door application that require additional locking, such as internal garage doors


  • Material: Brass
  • Application: Internal, External
  • Depth: 42mm
  • Height: 60mm
  • Width: 20mm
  • Available Finish:
    • Bright Chrome
    • Matt Black
    • Satin Chrome
Brand Gainsborough