General description The Motorcycle Helmet Lock is a durable, waterproof, and portable anti-theft security solution designed for handlebar locking. It is easy to install and can secure not only your helmet but also jackets, groceries, and other belongings. Technical specifications Material: Aluminum Alloy Size: 7.6cm x 6.5cm x 2.3cm (2.99in x 2.56in x 0.91in) Suitable for handlebar tubes: 20-26mm Compatibility and accessories Compatible with all half-helmets, full-face helmets, and crash helmets Suitable for motorcycles, street bikes, scooters, electric vehicles, and bicycles Installation Includes a locking bar that attaches to a round tube Easy to install with provided instructions Usage Can be used to secure helmets, jackets, groceries, and more Other information Color: Black Package Contents: 1 x Bicycle Lock Kit Note: Light reflection and different displays may cause the color of the item to differ slightly from the real thing The measurement allowed error is +/- 1-3 cm