Your bicycle is more than just a mode of transportation.  It’s an investment, a passion, and a part of your daily life.  Don’t leave the security of your bike to chance!  The New York Diamond Standard U-Lock is the pinnacle of the Kryptonite lock portfolio; a lock specifically designed to resist angle-grinder attacks – deterring even the most determined of thieves.  Countless research and development hours culminating in an incredibly strong, and durable lock, with a 26mm diamond coated, double layered steel shackle which has been Sold Secure Powered Cycle Diamond certified.  The Double Deadbolt design provides additional holding power, requiring two separate cuts to defeat, and resisting other common theft techniques such as twist and leverage attacks.  The absolute best security Kryptonite offers!