1.Precision Structure: the 5-digit resettable bike lock designed by German Locksmith craftsmanship is r than the typical 4-digit code and avoids the problem of getting stuck. The bicycle lock can provide you with more than 100,000 combinations. The design of the password saves you the trouble of carrying the key. This lock is keyless. 2.with Mounting Bracket: Equipped with a mounting bracket, you can easily add the bike cable lock to other objects; quick installation button, easy to install or remove the lock. Self-rolling design, easy to carry. 3.Braided Steel & PVC Coating: The scooter lock is made of high-strength braided steel wire, which can withstand 2.4KN tension and 7KN shear force, more strength and flexibility. And the protective vinyl coating(PVC) helps prevent scratching more durable wear. Size: 4 Feet Length, 1/2'Diameter (12mm x 120mm). 4. Design: In addition to strong cutting and corrosion resistance, our bike lock combination's thick PVC coating can also avoid the intrusion of water stains to the greatest extent and play a waterproof effect. Even on rainy days, it can be protected from damage.