Ultimate security from Kryptonite for bicycles eBikes and powersports. Features: 16mm hardened max-performance steel shackle Patent-pending hardened double deadbolt design gives additional protection against twist and cut attacks Highest security disc-style cylinder is pick and drill resistant Sliding dustcover to protect from dirt and debris 3 stainless steel keys - including new design and one led replaceable key fob Includes Flexframe-U bracket providing convenient multi-location U-lock transport Key Safe Program Protective vinyl coating Awarded 'Police Preferred Specification' status by Secured by Design the official security initiative owned by the UK Police Service Product dimensions: 10.2cm x 20.3cm Product weight: 2.02 kgs