High-security protection, proven on the street. The New York Standard U-lock offers serious protection for riders who park in demanding urban environments. Its 16mm Max Performance hardened steel shackle delivers outstanding resistance to cutting and leverage attacks. Equipped with a double deadbolt design, anti-rotation technology, protective vinyl coating, and a FlexFrame mounting bracket, this lock strikes the perfect balance between security, durability, and everyday usability. 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 Includes Flexframe-U bracket providing convenient multi-location U-lock transport Protective vinyl coating Lifetime warranty Key Safe Program Optional ATPO Program: a