Kryptolok Standard U-Lock with 4 foot Kryptoflex cable Sold Secure GoldComplete solution use the 4' cable to secure front wheel or accessories 13mm hardened performance steel shackle resists cutting and leverage attacks New patent pending hardened double deadbolt design gives additional protection against twist attacks High security double deadlock locking system High security disc style cylinder is pick and drill resistant Anti rattle bumpers reduce noise during transport Dust cover Includes Transit FlexFrame U