This cable Laminated Long Beam padlock has a strong, 8.5inches wire cable. Comes with 3 keys. The lock is 30mm in size and is made of thousands of layers of zinc pieces. Lock beam can be long or short, the conventional 8.5 inches, 13 inches, 15 inches. Its hardened and heat treated. Prevent sawing and cutting. Ideal for securing your gun, gym locker, Mountain bikes,luggage, sports bags,valuables or attaching items to stationary objects.