to DIN 18251 - class 3 Features and advantages: Clamp follower with reinforced steel slide bearing for the backlash-free operationof the lock via door fittings. Low noise latch provides for silent door closing. Bathroom door lock with additional follower for bathroom and toilet door fittings. Through-fixing of standard door fittings such as escutcheons or short backplate sets possible. Fully enclosed lock case ‚¬â€œ dirt or other foreign bodies cannot obstruct the easy operation of the lock. Easy assembly due to easily accessible bore for cylinder fixing screw. Various forend types available. Application: Highly frequented contract doors and flat entrance doors in administrative and industrial buildings. Technical description: Profile cylinder lock with latch lever function or bathroom door lock. Prepared for the installation of locking cylinders to DIN 18252. Fully enclosed, galvanised lock case. Zinc diecasting deadbolt and latch. 2 x 10 mm double throw deadbolt Technical data: Follower:with SS forend: plastic; 8 or 9 mm square;2-part steel clamp follower, self-clamping Bathroom door follower: zinc diecasting; 8 mm square Centres: 72 mm Bathroom door lock: 78 mm centres Backset: 55, 60, 65, 70, 80 and 90 mm Rear backset: 32,5 mm