GEGE pExtra

Gege pExtra is a mechanical key system with additional and special copy protection.


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A diagonally milled branch groove in the key profile prevents break-in and manipulation attempts. The specially formed centring pin in Gege pExtra cylinders provides security against the bumping method (opening profile cylinders with a specially prepared key and a hammer that leaves no trace of force in the cylinder).

  • 5-7 hardened pins
  • 3 keys
  • Protected profile
  • Increased protection against drilling
  • Patented branch groove
  • Anti-picking, scanned opening protection, 
  • Bumping key protection
  • Fire resistance (T90)
  • Security key card
  • Options: burglary resistance, active probe pin
  • EN 1303 Security Class 5, DIN 18252 class 3/b
  • International patent (untill 2022): WO 03/004806 A1
  • European patent (until 2022) : EP 1362153
  • Available in master key system

For further information: