Lock Guard, Material Hardened Steel, Color Black, Corrosion Resistant Polyester Paint Finish, Height 4 In, Length 5 In, Width 6 1/2 In, Max Shackle Dia 7/16 In, For Use With Flat Handles, Trailers Lock Guards Restrictive lock cavity prevents shackle from being cut by vandals" bolt cutters and cutting tools. Sloped roofs deflect physical attack. Corrosion-resistant guard also protects lock from rain, sleet, and snow. Fully portable; install in seconds. Lock box installs in minutes. Fit most padlock brands. Lock not included unless indicated.