Scope: The helmet lock is suitable for motorcycle models with 25mm handlebars and has a wide range of applications. Meet your different needs. Quality Assurance: The headset is anti-theft with fine workmanship, weather and scratch resistant, and durable. Completely lock your helmet so you dont have to worry about your helmet being stolen. Easy to use: The anti-theft helmet comes with two keys, ideal for motorcycles, bicycles, scooters and any vehicle with holes or spokes on the wheel, it is very convenient to use, you can put a spare. High quality material: The anti-theft helmet is made of high quality metal , robust and lightfast. Wear-resistant and rust-resistant, you can use it with confidence. Small and Portable: The helmet lock is small in size, light in weight and easy to carry. Locks the clip directly to your motorcycle; works with engine guards, frame tubes or any long length of tubing. Size: approx 8*6.5cm Color: Black Quantity: 1 piece