Lock case 231 Application Lock cases for entrance doors and gates with pull handles, door closers or door automatics. Features Available with backset 35, 50 and 70 mm. With cylinder and deadlocking latch Automatic deadlocking of cylinder latch at 14 mm extraction and depressed deadlocking latch. Available with a built-in microswitch. Cylinder latch can be locked back. Handing of the cylinder latch is reversible. Hardened steel lever latch for fire-rated doors. Can be combined with electric strikes. Function Cylinder and deadlocking latch are retracted with the key or the thumbturn. Cylinder latch is locked back with a token key. Downloads M3196.1310_Installation instr_Connect_200 and 700 series articles _SV-ENG (.pdf, 2.5 MB) Close Ordering Options 357686163057 LOCK CASE 231-35 RH 357686433057 LOCK CASE 231-35 MF RH 357686165057 LOCK CASE 231-35 LH 357686435057 LOCK CASE 231-35 MF LH 357687163057 LOCK CASE 231-50 RH 357687433057 LOCK CASE 231-50 MF RH 357687165057 LOCK CASE 231-50 LH 357687435057 LOCK CASE 231-50 MF LH 357688163057 LOCK CASE 231-70 RH 357688165057 LOCK CASE 231-70 LH Close Lock case 230Lock cases for entrance doors and gates with pull handles… Lock case 221Lock case for exterior and interior doors, entrance doors… Lock case 222Lock case for exterior and interior doors, entrance doors… Do you want to create a safe lock environment? ASSA OEM has created "The lock guide by ASSA OEM", and it's made to give you knowledge and tips about approved lock sets. We really encouring poeple to read our tips and guidelines here: The lock guide Want to download our product catalogues? If you prefer to download our product catalogue - you can download it here! We also provide instructions, declarations and other documents in our download documents section.Check it out!