Lock cases
Scandinavian standard
The most common lock case in interior doors in private homes, e.g. ASSA 2014. The c/c distance is 30 mm, and the door can be locked either with a key or with a thumb turn.
Modular lock case
Lock cases used in public buildings, e.g. ASSA 565 or ASSA 310. The c/c distance is 30 mm and the handle is usually positioned below the lock. The door can be locked either with a cylinder lock or with a thumb turn.
European standard
With the European standard, the c/c distance is 38 mm and the screws are positioned horizontally, for both handle and thumb turn.