The Kryptonite Evolution Mini 7 is a portable lock box designed for high security with a 13mm hardened steel bar and deadbolt, along with a weatherproof cable for added protection. Featuring a Eurograde 7 security rating, this U-lock is lightweight at 1587g and compact with dimensions of 24.6 x 3.5 x 17.6 inches. With three keys included, this black lock from Germany is perfect for cyclists looking to keep their bikes safe while on the go. The Kryptonite Evolution Mini 7 offers peace of mind with its durable construction and reliable locking mechanism.