Description This anti-theft lock, super sturdy and stable, provides a locking mechanism to prevent the bike from being stolen by thieves, ensuring the highest level of security. The protective cover prevents scratches and makes the lock more durable, and the makes the bike better protected against theft. Features -Color: Black -Material: Steel. -Size: About 115.00X1.50X1.50cm/45.20X0.59X0.59in - Strong, wear-resistant, not easy to deform and break. It is simple to use and convenient to operate. - The product can perfectly protect your mountain bike and other kinds of bike. Good quality and fine workmanship. - The protective sleeve provides additional protection and helps prevent scratches. The product has practical functions. - Heavy-duty chain, strong and stable, high strength, not easy to cut. Beautiful and fashionable, simple color matching. - Exquisite workmanship and good quality materials ensure a long service life and perfect details. Strong, wear-resistant, not easy to deform and break. It is simple to use and convenient to operate. The product can perfectly protect your mountain bike and other kinds of bike. Good quality and fine workmanship. The protective sleeve provides additional protection and helps prevent scratches. The product has practical functions. Heavy-duty chain, strong and stable, high strength, not easy to cut. Beautiful and fashionable, simple color matching. Exquisite workmanship and good quality materials ensure a long service life and perfect details.