Kryptonite KryptoLok Series 2 LS U Lock EVOCSALE PSI the two pulley wheels have Giant Imported the two pulley wheels have 12 tooth design and the 72 Center lock disc brake rotor lockrings Specifications 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