High Security Bicycles: The bike is twist 11.5mm thick steel cable The cable is protect by a PVC cover, its security cylinder is high strength zinc alloy Widely Applications: Not only for bicycles, motorcycles, scooter, electric vehicles, but also great for fence, gate, sports equipment or other valuables against theft Easy to Use: This 4-digits individual passwords can easily be set The factory setting is 0000 Follow the instructions to change the required combination Service: Your satisfaction is our priority, please to purchase our product at ease you are not satisfied with our product or have any questions, please feel free to our Bike with Code: 4-digits combination locks, it is easy to set and resets your own number combination, 100, 000 possible combination, so it is almost impossible for thieves to guesses your number, Manufacturer: HVRFJXI