Complete solution - use the 4' cable to secure front wheel or accessories 13mm hardened MAX-Performance steel shackle resists bolt cutters and leverage attacks New patent pending hardened double deadbolt design gives additional protection against twist attacks High security disc-style cylinder is pick and drill resistant Anti-rattle bumpers reduce noise during transport New dust cover Includes Transit FlexFrame-U transportation system which allows for versatile carrying Protective vinyl coating 3 stainless steel keysone lighted with high intensity LED bulb & replaceable battery Key Safe Program Rated 7/10 on Kryptonite's security scale Optional ATPO - £ 1,500 Product dimensions: 3.25x 7" (8.3cm x 17.8cm) Product weight: 3.55 lbs (1.61 kgs) Sold Secure Bicycle Gold certified