Heavy Duty Alloy Steel Foldable Lock With Mounting Bracket 2 Pc. Straps, STRONG DURABLE MATERIAL: The bike lock is made of 6 piece of alloy structure steel links which has high tensile strength and yield ratio (generally around 0.9), high tenacity and fatigue strength, strong and high toughness prevents from being sheared by the 9T hydraulic cutter, thumped, sawed, drilled, providing maximum security against theft. Much stronger than ordinary locks. Weight 2.14lbs Total. ULTRA-PROTECTIVE RUBBER LACQUER, RIVETS CYLINDER: The bicycle lock is covered by ABS rubber lacquer which is water resistant and will not cause any scratch on your valuables and protect the lock from water, rust, corrosion. The rivets incorporated within our bicycle lock have been designed with VSR technology to stand up against sawing and cutting for added protection. Locking cylinder and other components are drill resistant. EASY TO INSTALL CARRY: This Folding Bike Lock is very easy to Mount. You have flexible mounting with Non-slip Velcro Straps or Screws for the bottle holder on your bike. And 6 folding bars greatly reduces the lock size and offers light-weight flexibility in a compact design, will not take up much space making it more convenient to carry around. MULTI-PURPOSE FOLDING LOCK: This alloy structure steel bike lock is perfect for securing your bike and motorcycle as well as locking up items around the house, the garage, the construction site or the farm, like generator, gates fences, grills lawnmowers, sports equipment, tool boxes ladders, stroller and many more. And it makes an ideal gift, too. The lock comes with 4 laser-cut keys, so never worry when you lose one.