High Quality: With 6mm thick security heavy-duty chain links, our bike lock is made of heavy-duty steel known for it cut-resistance, stronger and more durable than other bike chains. Keep your bike from being stolen and keep your bike safe.

Protective Cloth Sleeve: Bicycle chain lock is enclosed in a flexible protective cloth sleeve, which effectively protects the bike chain from rusting and scratching. Protective cloth cover can protect your chain lock from rain and dust, protect it from scraping and sawing, expand lifespan.

Easy to Set Combination: 4-digit combination locking mechanisms for keyless convenience. Easy to set your own personalized number combination. The code is designed so you don’t have to carry your keys.

Portable Safe Size: The overall length of the chain lock is about 3 feet and about 0.24 inches thick. Lock Weight: 1.4 pounds. The length and flexibility of chain locks means that you can secure your bike to a wide range of objects,bicycles, ladders and sports equipment or tool boxes.

Safety Tips: Never leave your bike locked outside for long periods of time. Especially in high crime areas. No bike lock is 100% secure