Homwarm Bike Lock Chain Heavy 3 Keys Extra 800mm 8mm Chain Wire Rustproof Lock, Duty, Anti-Theft, Included, Thick, Length, Diameter, Multi-Purpose,

【Extra Thick & Anti-Theft】This upgraded bike lock features an extra-thick 8mm diameter chain, making it sturdy and difficult to break with external force or cutting tools. The copper key cylinder and key are strong and durable, providing high anti-theft performance and freeing you from the worry and stress of having your beloved bike or valuables stolen. 【Rustproof】The chain lock body and alloy chain head are made of high-quality materials. The zinc plating provides excellent corrosion resistance and rust prevention. The chain surface has a dustproof cloth cover to prevent wear and tear and protect the car's paintwork. It is rust-resistant even in humid environments, making it weatherproof and providing reliable protection. 【Dustproof Shutter Design】The chain lock features a dustproof shutter design, preventing dust, sand, and other debris from entering the key cylinder, as well as preventing water ingress, thus extending the lock's lifespan. The dustproof design not only enhances the lock's durability but also reduces the need for daily maintenance, making it convenient and hassle-free to use. [Easy Opening and Closing, 3 Keys Included] This bike lock comes with three keys and is designed for ease of use. Simply insert the key into the keyhole and turn to unlock. After unlocking, the key will automatically spring back to its original position. The key is reversible, allowing for easy unlocking in either direction, enhancing flexibility and convenience. It is difficult to duplicate, providing higher security. 【Quality Guarantee】 Our chain locks are available in 4 colors and 3 sizes, so you can choose the one that suits you best. If you encounter any problems or have any questions during use, please feel free to contact us. We will respond promptly. The upgraded bike lock features an extra-thick 17mm diameter chain, making it sturdy and difficult to break with external force or cutting tools. The copper key cylinder and key are robust and durable, offering high anti-theft performance, freeing you from the worry and stress of having your beloved bike or valuables stolen.