11 mm steel bolt  Double bolted shackle in the lock body  Shackle guard protects against attacks with tools  The bolt; lock body as well as supporting elements of the locking mechanism are made of special hardened steel  ABUS Plus cylinder for high protection against manipulations; e.g. picking  Two keys are supplied with the lock  Manually operated keyhole cover against dirt and corrosion  ABUS Code Card for additional or replacement keys  A Memory Clip as reminder to prevent an unintended ride off with the bike still locked is included