Mortice lock TKZ70

The mortice lock securely locks flat entrance doors. The steel bolt and the high-quality plastic bearing shells protect it from wear, the electrolytic zinc coating from rusting.
  • Mortice lock for corridor doors tested in accordance with TGL standard
  • Lever nut made of steel, with friction bearing to reduce wear
  • 72 mm gap between the nut and door cylinder hole

Mortice lock TKZ70


Interior doors should also be securely lockable. The material of the door should also be protected.

Flat entrance doors with corridor fittings and a distance measurement of 72 millimetres are suitable for the use of the mortice lock. It convinces with high wear resistance and integrated chip protection. Bolt and latch made of metal, the mechanism particularly robust. Therefore, the lock is particularly secure. Electrolytic galvanisation protects the mortice lock against rust. When the door is pulled shut, only the latch will be engaged.


  • The forend dimensions conform to the TGL-standard, the body dimensions to DIN 18251
  • Metal latch and bolt
  • High capacity of resistance by use of high quality materials
  • Extra solid and robust mechanical construction
  • Extra corrosion protection by electrolytic galvanizing
  • Steel wing nut, in high-quality plastic bearing shells
  • Integrated chip protection
  • Integrated distance bolts to stabilize the lock body

Operation and use:

  • For internal doors/apartment doors
  • When closing the door only the latch is being operated 
  • By locking the door cylinder the bolt is activated
  • Forend 18 x 220 mm (round)


  • Finish: hammerblow gold
  • Different versions for DIN right or DIN left opening doors
Mortice lock TKZ70 TGL L HG 
Art. no. 20820

Level: 7
Packaging: sleeve
Weight: 571 g
Mortice lock TKZ70 TGL R HG 
Art. no. 20819

Level: 7
Packaging: sleeve
Weight: 569 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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