A minimalist lock for use in low-risk theft areas. The Z Lok is effectively a burly, reusable zip-tie that uses a steel core to keep it strong. Ideal for attaching your helmet to your bike, or your rear wheel to your bike frame. It's also great for keeping your snowboard safe when you head to après. Double-sided ratchet locking mechanism for improved retention. Reinforced steel core increases durability and strength. Uses a universal key to open the lock. Maximum locking diameter of 15cm. Sold as a pair. Includes 2 keys.