The 904 bar lock is a mechanical rim lock for wooden frames. The security bar works with Euro profile cylinders and has been developed to improve security for existing doors. It is fitted horizontally and its length can be adapted based on the width of a door. Different finishes available: gold coating for classical surroundings, bronze coating for rustic surroundings and white coating for modern surroundings. In addition, a single key can be used to open different doors as it works with Euro profile cylinders.