D96 Latch lock is a reversible and adjustable outer cylinder (inputs 50 to 70 mm ). It works either in AC and DC and its coil is waterproof to extend its life. The standard outer cylinder has a length of 50 mm. With the CL extender, however, it can have a maximum length of 90 mm. The D96 / B variant incorporates a cylinder inside to lock the release button leaving only the electric opening enabled.