Anti-Theft Combination Lock for All E-Bike ModelsLock Type: Password LockSize: 47.3 inchNet Weight: 0.91 LbDiameter: 0.59 inchFeatures: 1. Waterproof and dustproof2. The lock cylinder is made of high-quality alloy steel and uses precision reinforcement technology to resist shearing and prying.(sample photo for Rover e-bike)