Wide Application Waterproof handlebar watch fits most motorcycle/cruiser/helicopter/custom 7/8" to 1" handlebars, perfect match with your motorcycle Waterproof Clock Face Waterproof Motorcycle Clock Handlebar Dial is 100% waterproof and shockproof. Exquisite surface treatment makes your motorcycle look more luxurious and eye-catching Track time with ease Track time with ease while riding. Motorcycle handlebar clock powered by: LR626 button battery (included) Size: 4.34.31.7cm; material: high-quality aluminum billet; color: black High quality waterproof universal motorcycle clock is made of high quality billet aluminum material, strong and shock resistant, ensuring maximum strength and durability for long-lasting use Easy to install split ring mounts that fit easily on straight sections of handlebars. Mounts on the straight part of the handlebar using stainless steel screws. Simplifies installation without modification, cutting or drilling