Features: - With waterproof function, keep working in rainy days and never get rusty. - Constructed with high quality stainless steel and zinc lock core. - Attached to the disk making it extra difficult to remove without the key. - Two keys supplied and the internal construction of the lock is special multiple layers. - Suitable for motorcycle, bicycle, mountain bike or other vehicles. Specification: Brand: Wheel Up Condition: Brand New Type: Disc Brake Lock Material: Steel + Zinc Item Color: Silver  Item Size ( L * W ): Approx. 45 x 33mm / 1.8 x 1.3in Lock Core Diameter: Approx. 5mm / 0.2in  Weight: Approx. 233g Packing Include: 1 x Disc Brake Lock 2 x Keys Note: The disc brake lock core diameter is 5 mm, please check the size to make sure it can fit or not. 1、With waterproof function, keep working in rainy days and never get rusty. 2、Constructed with high quality stainless steel and zinc lock core. 3、Attached to the disk making it extra difficult to remove without the key. 4、Two keys supplied and the internal construction of the lock is special multiple layers. 5、Suitable for motorcycle, bicycle, mountain bike or other vehicles.