NDakter Bike Chain Lock, 5 Digit Combination Heavy Duty Anti Theft Bicycle Chain Lock, 3.2/4.27 Feet Long Security Resettable Bike Locks for Bike, Bicycle, Scooter, Motorcycle, Door, Gate, Fence

SECURE & RESETTABLE: Smart 5-digit resettable combination bike chain lock, much safer than other 4 digit locks.

Easy to set your own personalized number combination.

STURDY & DURABLE: It's hard to break through as the lock cylinder of the bike lock is made of zinc alloy.

The bicycle chain lock is made of 0.24 inch alloy steel which is drill-resistant and anti-tech unlocking.

SCRATCH-PROOF FABRIC PROTECTION: The bicycle chain lock is wrapped by a high quality polypropylene fabric, which is scratch-proof and wear-resistant, anti-hot and anti-icing hands; it protects the chain and prevents it scratching your bicycle frame, long lifespan.

CONVENIENT TO USE: Combination locking mechanism provide keyless convenience and set your own password by easy steps.

With keyless convenience lock, you don’t worry about lost the key and forget to carry it.