Profile half cylinder with assorted locking options Features: For use in key switches. Notes: For order no. 0001 00, 0002 00: With five pin tumblers and three keys. Basic length: 30 mm, total length: 40 mm. For order no. 0003 00: With three nickel silver keys, different locking options. With security card. VdS approval: M 198 330 Basic length: 31.5 mm, total length: 41.5 mm.