Built to defeat both bolt cutter and leverage attacks, the Kryptonite Evolution Mini 5 U Lock proves that good things can come in small packages by offering a high level of protection and not weighing you down while you ride. 13 mm hardened MAX Performance steel shackle resists bolt cutters and leverage attacks. Reinforced cuff over crossbar and cylinder provides added security. High security, disc style cylinder center keyway defends against leverage attacks. Bent Foot shackle design for ease of use. Anti rattle bumpers reduce noise during transport. Protective vinyl coating rotating dustcover protects and extends cylinder life. Transit FlexFrame U transportation system allows for versatile carrying. Includes 3 stainless steel keys one lighted with high intensity LED bulb replaceable battery. Dimensions: 5.5 x 3.25 in.. Weight: 2.15 lb..