With a Kryptonite security rating of 6/10 and a hardened steel shackle it offers bike security in high theft areas. FEATURES: 12.7mm hardened Max-Performance steel shackle resists cutting and leverage attacks New patent-pending hardened double deadbolt design gives additional protection against twist attacks High security disc-style cylinder Includes 4" kryptoflex double looped cable for securing front Wheel or accessories Rotating dust cover protects cylinder from dirt and debris Includes new transit Flexframe-U transportation system which allows for versatile carrying Protective vinyl coating 2 stainless steel keys Key Safe program SPECS: Product dimensions: 4” x 9” (10.2cm x 22.9cm) Product weight: 3.65 lbs (1.66 kgs)