4", Black, Heavy Metal, Security Hasp, No VOC Power Coat Finish, Strong Design Can Be Used For Commercial Or Residential Applications, Easy Installations On Sheds, Gates, Storage Units, Barns & Garages, U Shaped Channel Protects Padlock Shackle & Hasp Staple Plate From Bolt Cutters, Flush Mount To Door Jamb, Tamper Proof.