This 4 roller features a latch and deadbolt but the rollers are in the same location as the normal 4 roller lock. Also available as a double spindle in the 35mm backset version.
- Overall length - 2200mm
- Distance between outer rollers - 1638mm
- Distance between inner rollers - 596mm
- Undo the screw in the side of the lock case to remove the latch, reverse, reinsert and replace the screw.