Durable bike chain lock that protects your bicycle and gives you peace of mind Key benefits Antitheft protection: strength metal head and robust chain design offer reliable resistance to common tampering and theft attempts. Longlasting durability: Metal components are treated for anticorrosion and antirust performance, extending service life in wet or humid conditions. Framesafe protection: The chain is fully enclosed in a protective cloth sleeve to prevent chain rust and stop the lock from scratching your bike's paint or components. Portable and convenient: Compact, small size makes the lock easy to carry on commutes, rides, or storage. Ready to use with backup key: Supplied with two keys so you can use one daily and keep the spare at home in case one is lost. Function and performance Construction: strength metal head combined with an enclosed chain for security and weather protection. Safety under stress: Designed to resist pulling and cutting attempts, providing a practical level of theft deterrence while remaining safe to use. Low maintenance: Protective sleeve and anticorrosion treatment reduce the need for frequent upkeep. Suitable applications Daily commute: Secure your bike at work, transit stations, or bike racks where you need a compact, dependable lock. Quick stops: Lock your bike outside shops, cafes, or campuses during short errands. Home or shared storage: Add an extra layer of protection when keeping a bike in a garage, balcony, or communal area. What you get Bike chain lock with protective cloth sleeve and strength metal head Two keys (one for regular use, one spare)