Specifications: Material: Metal Weight: 0.25 lb Size: 2.16 × 1.85 inches Style: Lock/ Lock & Red Rope/ Lock & Black Rope Package: 1 Lock Body, 1 Fixing Clip, 2 Screw Washers, 2 Screws, 2 Keys, 1 Hexagonal Wrench Feature: Anti-Theft Applicability: Universal If you have also encountered the following scenarios, you might as well try our helmet lock. -The helmet does not fit in the trunk. -When you parked your motorcycle temporarily and put your helmet on the motorcycle, but it was stolen before you came back. -When riding, the accompanying items can only be carried by hand, which affects the ride. See more?Bring Convenience?: The lock is small, lightweight and easy to carry. Multifunctional effect brings convenience to your life. This helmet anti-theft lock can not only be used to hang multiple helmets, but also can be used to hang handbags, storage bags and other cycling items. ?Easy Installation?: The helmet anti-theft lock is suitable for common motorcycles, battery scooters and bicycles on the market. It can be installed on handlebars with a pipe diameter of 22-26 mm. Just put the spring washer on the screw, clamp the base and lock on the handlebar, tighten the fixing screw, and the installation is complete. ?Excellent Material?: The motorcycle helmet anti-theft lock is made of high-quality metal material. Waterproof and rust-proof, not afraid of wind and rain. Resistant to smashing and prying, no fear of violence, sturdy and durable. ?Safe & Reliable?: The helmet lock adopts the tamper-proof design. Once locked, it can not be unscrewed, providing security and anti-theft performance. The 50 mm thick locking beam is not afraid of violence and provides a safety guarantee for your helmet. ?Package Included?: The package contains 1 lock body, 1 fixing clip, 2 screw washers, 2 screws, 2 keys and 1 hexagonal wrench. In addition, if you need a reminder rope to prevent your helmet from falling off, there are two kinds of reminder ropes, black and red, for you to choose from.