- Enhanced security protection: Made from 15mm durable high performance steel, this shackle lock provides strong protection against cut and lever attacks. Ideal for securing bicycles, motorcycles, gates, and fences. The robust construction and solid adhesion deliver reliable safety. - Wear resistant construction: The U-lock features a protective layer of alloy steel and PVC, delivering year-round security. Easy to use opening and closing mechanism with a convenient strap helps protect your bike over time and resist corrosion and wear. - Convenient to use and key management: The U-lock comes with two keys to prevent loss. Attach it to your bike mount when not in use and carry one key daily, leaving the other at home to help keep your bike secure. - Improve efficiency and durability: Attach the U-lock to your bike with the included bracket. The PVC cover extends the lock life and protects your bike from scratches. The design supports quick attachment of the lock while on the move, enhancing practical use. Use scenarios: - City bike parking: Lock your bicycle frame and front wheel to a sturdy bike rack at a busy urban area to deter theft. - Motorcycle or gated property security: Secure a motorcycle or secure gates and fences around a property with the rugged 15mm steel shackle for added protection. - On-the-go locking: Use the included bracket to mount the lock on your bike, enabling quick access when you arrive at your destination and want to secure your ride fast.