【Security & Durable】: The length of the chain is 47 inch, with 0.4 inch diameter chain links, is made of steel known for it cut-resistance. The lock cylinder has a waterproof and dustproof cover, the key is also unique, the plum shape and the anti-theft device are stronger.

【Humanised Desigh】: Durable weather-resistant nylon sleeve to prevent scratch the bike. This bike chain lock comes with 2 copper keys, it will offer you some peace of mind in case you lose one.

【Wide Application】: bicycles, motorcycles, sports equipment, garage, farm, fence, toolboxes, electric cars, handcarts, shops, glass door skateboards, scooter, wagon lawnmowers, sports equipmentand various safety applications.

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

【100% Money Back Guarantee】: Make sure you buy this product. If for any reason you are not satisfied, please contact us and we will be happy to help you.