Kryptonite KryptoLok Series 2 LS U Lock MAAP keeping you comfortable as you Variant:29" Boost (15x110mm) keeping you comfortable as you up the intensity Optimised layup for significantly increased robustness Design: New double deadbolt replaces prior bent foot for increased cut resistanceDust Cover: Sliding cover protects and extends cylinder lifeKeys: Two standard “I” keys included with Key Safe & Authentic registration and replacement programMounting: Transit Flex Frame Bracket with adjustable spline for multiple off set fitmentsShackle: Hardened 13mm Performance Steel with reinforced hardened crossbarCylinder: High security disc cylinder with anti float feature for stability in transitNoise Reduction: Anti rattle bumpers to minimize lock chatter Diameter: 13mmLength: 9 insLock Style: KeyedShackle Width: 5