Mini 850 Left hand door lock, only suits 850 (with lock catch)
21A2144- LOCK L/H DOOR RHD NO SAFETY CATCH
If your MKI (sliding window) mini suffers from terminal "door handle sag" it is quite possible that the inside door latch mechanisms are tired.
This is the Left side latch for a right hand drive car.
Screws for these are RMZ316
The right hand side locks on the outer door handle, the left hand locks in the lock