At a glance

  • The GD400 will fit inside or outside most metal, glass fibre, plastic or wooden garage doors.
  • Comes complete with angle bracket back plate and ground tube, all fasteners and Bulldog Super Lock Bolt.


For your Peace of Mind

  • 5 Year Guarantee (via registration)
  • Made in Great Britain
  • Supplied with 2 keys and eligible for Bulldog Security Key Registration Service


Fitting Video



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Bulldog GD400 Bulldog GD400 Garage / Roller Shutter Door Lock

  • Brand: Bulldog
  • Product Code:GD400
  • Availability:In Stock