bicycle Lock with Chain Lock for Motorcycles Bicycle Chain Lock Bicycles Anti-theft Chains Bicycle Lock Motorcycle Lock <p>PORTABLE: The lock cylinder of the bicycle chain lock is made of imported pure copper blade, which has a precise structure to prevent technical opening. The key can only be removed when locked to prevent loss, and it is more convenient to open the motorcycle lock.</p> <p>SECURITY: The motorcycle chain lock is made of a 0.6-inch high manganese steel square link that is resistant to cutting, breaking, and shearing. The heavy-duty chain lock is perfect for protecting your bicycle, motorcycle, and other valuables.</p> <p>DURABLE: The chain lock is made of 0.16-inch carbon structural steel, which is resistant to cutting and prying. The chain is enclosed in a protective fabric sleeve, which effectively protects the chain from rust and scratches. Safety Tips: Never leave your bike locked outside for long periods of time. Especially in high-crime areas. No bike lock is 100% secure.</p> <p>WIDE APPLICATION: The heavy-duty bike lock is 4.3 feet long and weighs 1.3 lbs. The motorcycle chain lock can be used for bicycles, motorcycles, gates, grills, ladders, sports equipment, etc. Heavier than other locks, but more secure.</p> <p>HUMANIZED DESIGN: The bike lock comes with 3 keys. You can take one of the keys with you to use in daily life and leave another key at home in case you accidentally lose it. The heavy-duty bike lock is wrapped with a nylon sleeve, which is scratch-resistant and wear-resistant. It will protect your heavy-duty bike chain lock from scratches.</p>