TWO WAYS to PICK A LOCK: Dual locking design-4-digit resettable combination lock & key lock, don’t worry about forgetting the keys or passwords. Compared with the traditional lock, not only can you have keys to open the lock, but you can also use a code to open the lock. Provide two keys in case they are lost. The default code is 0000, and you can reset your own password by easy steps.

STURDY & DURABLE: The bicycle chain lock is made of 0.27 inch alloy steel which is drill-resistant and anti-tech unlocking. Zinc alloy lock cylinder, and covered with ABS plastic. The heavy duty material makes the lock wear-resistant, rust-proof and cut-resistant.

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. No noise while riding.

MULTI-PURPOSE: The chain lock is 3.2 feet, long enough to lock 2-3 bikes together, or lock your bike to a tree, gate, fence, railing, thick pole and others. The lock can also be used for motorcycles, scooters, skateboards, grills, ladders, doors, lawnmowers and many others.

PERFECT AFTER SALE: NDakter provides a one-year warranty. If you do not satisfied with our product or simply just don’t like it, please contact us, and we will give you a replacement or full refund. Warm Reminder: Don’t lock your bike outside for a long time. Especially in high-crime areas. No bike lock cable is 100% safe.