Padlock, Shackle Dia. 5/16 in, Shackle Height 1/2 in, Shackle Width 3/4 in, Shackle Material Stainless Steel, Body Height 2 23/64 in, Body Width 2 23/64 in, Body Thickness 1 1/16 in, Body Material Stainless Steel, Number of Bumpers 0, Number of Pins 4 Pin, Key Type Master, Control Key Registration Required No, Opens with Key No. 238, For Use With 24 Series Master Key, Body Color Silver, Body Dia. 2 23/64 in, Body Finish Chrome Plated, Weather Yes, High Security Yes