Mortice lock TKZ20 L S (Art. no. 21038)

  • 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 20 x 235 mm (round)
  • Available for DIN left and right doors

Mortice lock TKZ20 L S (Art. no. 21038)


  • Mortice lock conforming to DIN 18251 class 2
  • Suitable for door cylinders according to DIN EN1303
  • Metal latch and bolt
  • Steel wing nut, in high-quality plastic bearing shells
  • High capacity of resistance by use of high quality materials
  • Extra corrosion protection by electrolytic galvanizing
  • Integrated chip protection
  • Integrated distance bolts to stabilize the lock body


  • Finishes: hammer blow gold, polished brass, silver lacquered, stainless steel, white
  • Different versions for DIN right or DIN left opening doors
Technical drawing
Art. no.: 21038
Level: 6
Article group: 18
Backset: 55 mm
Distance measure: 72 mm
Forend: 20 rund mm
No. of keys supplied: without key
Packaging: sleeve
color: silver
Mortice lock TKZ20 L S
Art. no. 21038

Level: 6
Packaging: sleeve


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