1-3/8" Chain Link Fence Gate Post Hinge - Use for 1-3/8 in. Outside Diameter [1 3/8" OD] Post/Pipe - Galvanized Chain Link Post Gate Hinge - Nut/Bolt Included for Hinge : Amazon.co.uk:
How To Replace Hinges On Metal Gates? - Diamond Fence (Aust) Pty Ltd
1057 Adjustable Hook and Band Hinge Hot Spelter Galvanised