Kryptonite New York U-Lock

This lock is the highest security Kryptonite U-lock available, featuring a 16mm hardened MAX-Performance steel shackle with double deadbolt design. 16mm hardened max-performance steel shackle Hardened double deadbolt locking for extensive holding power Patented STEEL SLEEVE over cross bar for double security Highest security disc-style cylinder is pick and drill resistant Includes three stainless steel keys - two standard "I" keys and one LED lighted key Key Safe Program Sold Secure Diamond Rated