4 Digit Combination Code Lock Anti theft Steel Chain Lock for Bicycle Glass Door (Gray+Black)

Features: Adopted high quality manganese steel chain, solid and firm, ensures maximum safety. Alloy material for inner lock cylinder, all round anti sawing and drilling, corrosion resistance, wear resistance. High quality pull ring, 6mm universal diameter, rough fabric wrapping. Code lock design, enables unlocking with no key, and greatly improves the safety factor than key lock. Applicable to a variety of ranges, can be used for motorcycle, electric car, bicycle, iron sliding door, glass door. Specification: Condition: 100percent Brand New Material: High quality manganese steel chain Color: black+red, gray+black Size: As picture shown Lock cylinder: All round anti sawing and drilling Application: Motorcycle, electric car, bicycle, iron sliding door, glass door Unlock: place four digit passwords in sequence, dial the scales, and then pull them off. The password lock in the factory has been set as the original password. Password, please set according to the instructions. Please remember the password, so as not to affect the normal use of your advice. Lock the car the car even in places such as bars more safely. Password lock usage: the original password is 00000, open the lock, there is a knob inside, turn the knob clockwise to the head, and then set a keep in mind the password, set up, and then turn back, it is OK. Package List: 1 * Lock