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Gege pExtra


"pExtra" stands for "Patented Profile System with Extra Protection"

The Gege security cylinder with "Extras" for more security.Kaba gege pExtra

The patented branch groove cannot be copied with common key milling machines. The optional blocking pin recognizes if an illegally made duplicate key has been inserted into the cylinder. If the branch groove is missing, the blocking pin moves into in the key profile and prevents the cylinder from being turned in one direction.


  • Protected by several Austrian patents
  • Meets EN 1303 Key Related Security Grade 4, and with the blocking pin Key Related Security Grade 6
  • EN 1303 Attack Resistance Grade 2 (optional)
  • The blocking pin prevents unlocking with illegally produced duplicate keys
  • The patented centering pin prevents opening by the "bumping method”
  • Protected against picking by an overlapping key profile and special tumbler pins
  • Anti-drilling protection by additional steel security elements in the cylinder housing and barrel
  • Increase of permutation capacity with side elements
  • The new undercut branched groove in the key / cylinder and active pin in the cylinder increases physical levels of security and limits unauthorised duplication.
  • Long patent duration until 2022.

Areas of Applications:

  • Offices and practices
  • Apartment complexes and private homes
  • Business and industrial sites
  • Airports, public transport
  • Schools, universities
  • Hospitals


  • Investment security – the master key system can be expanded at any time and can be integrated into electronic locking systems
  • Organization – the customer determines in the master key system which key opens which door(s)
  • Flexibility – by versatile application possibilities
  • The new system offers a cylinder with international patents and also provides extra anti-picking & anti-drilling protection.
  • The sophisticated, patented key profile provides that extra peace of mind while legal and physical copy protection prevents unauthorised duplication.
  • Kaba pExtra increases the security standard of mechanical cylinders.
  • Kaba pExtra has the highest security available with profile overlapping and anti-picking housing pins.




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