Features: suitable for door thickness from 12 to 16 mm.
Assembly instructions: make a 35 mm hole on the door. Put from the front the metal frame into the hole and put the ABS plate on the latch. From the back of the door inset the latch and from the front the button. Screw the button to the latch until you have reached the ideal position. Fix with the screws the latch to the door.