Keyed Padlock Body Color Silver Body Height 1 5/8 in Body Material Aluminum Body Thickness 3/4 in Body Width 1 1/2 in Header None/No Header Key Type Keyed Different Resistance Properties Corrosion Resistant Shackle Diameter 1/4 in Shackle Height 1 1/2 in Shackle Material Hardened Steel Shackle Type Open Width Across Shackle 3/4 in Body Shape Rectangular Control Key Registration Required No Features Anodized Inside and Outside Nano Protect Plated Steel Shackle