Mortice lock RR

Small but nice: The mortice lock is particularly suitable for use in doors with a narrow frame profile. High-quality materials and galvanic zinc plating make it particularly robust and durable.
  • Tube frame lock tested in accordance with DIN 18251 class 1, permanent function value corresponds to class 3
  • Extra slim and stable technology for doors with narrow frame profiles
  • Corrosion protection owing to full electrogalvanizing

Mortice lock RR


Narrow doors need narrow locks. The mortice lock is the solution.

Not all doors are the same. There are many that are narrower than others. But you must also be able to lock such doors securely. The tubular frame lock can be used on doors with narrow profiles. An extra-strong mechanism and high-quality materials made of metal and special steel make the lock a trustworthy solution for the security of your door. It is particularly suitable for doors with glass inserts and other narrow frames. Extra corrosion protection is provided by complete galvanic zinc plating. The lock can be fitted in doors with a distance measurement of 92 millimetres.


  • High capacity of resistance by use of high quality materials
  • Extra solid mechanical construction
  • Metal latch and bolt
  • Both counter and latch spring made from special steel
  • Extra corrosion protection by electrolytic galvanizing
  • Lockable with a single turn of the key

Operation and use:

  • For doors with tubular frames
  • When closing the door only the latch is being operated 
  • By locking the door cylinder the bolt is activated
  • Can be used right or left as latch can be turned
  • Forend 24 x 240 mm (angular)


  • Finish: galvanic zinc plated
  • Available in backset: 25/30/35/40 mm
Mortice lock RR30 
Art. no. 20823

Level: 7
Packaging: sleeve
Weight: 483 g
Mortice lock RR35 
Art. no. 21528

Level: 7
Packaging: sleeve
Weight: 521 g
Mortice lock RR40 
Art. no. 35377

Level: 7
Packaging: sleeve
Weight: 553 g
Mortice lock RR25 
Art. no. 20824

Level: 7
Packaging: sleeve
Weight: 454 g


Mortise locks

The mortice lock is activated by the door cylinder – it may be invisible but it has a crucial function. Just as it's impossible to start an engine without a starter motor, a door cannot be locked without a mortise lock. ABUS mortise locks that meet DIN 18251 ABUS offers a wide range of mortise locks that meet DIN 18251 with solutions for a variety of needs, e.g. fire doors or doors with narrow profiles. The premium product is the TKZ 40 – ...
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