Bike Lock Heavy Duty Security Anti-Theft Bicycle Chain Lock with Reflective Strips,Suitable for Most Items Requiring Protection

High security: combination bike lock.It is built to last, with Unbreakable manganese steel chain and an protective exterior coating to prevent wear-resistant.This bike lock is 35.43in long that enough for different use,bike, motorcycle, baby carriage and door safely

How To Set Up?

1. Open the lock with the default combination (00000).

2.Turn the knob forward 90from the default position.

3.Set your new combination. Please make sure each key is aligned with the markings.

4.Return the knob to the default position.

5.Anytime you need to reset the combination, simply repeat the above steps