The Kryptonite Evolution Mini-9 consists of a 13 mm thick shackle made of hardened Kryptonium special steel. The shackle itself comes with the patented Bent Foot design. This ensures easy handling and is therefore pry-proof. The reinforced high security disc cylinder lock is secured against drilling. Weight: 1250 g. Locking system: Key lock. Locking cylinder: High security disc lock cylinder. Type: U-lock. Anti-theft protection: high security. Security level: 6. type of lock: key lock. Keys: 3. mounting: Transit FlexFrame-U. Details: hardened 13 mm MAX performance steel shackle resists bolt cutters and lever attacks. Reinforced locking bar for added security. High security disc lock cylinder. Bent foot design of steel shackle for easy handling. Center-positioned key retainer protects against lever attacks. Integrated damper minimizes rattling noise while driving. Rotating dust sleeve protects lock cylinder. Vinyl cover protects against damage. 3 stainless steel keys, one with LED light and replaceable battery. Material specifications: Steel mass U-lock. Shackle diameter: 13 mm. Shackle height: 241 mm. Shackle width: 80 mm.