Chain link Fence Post Hinge w/Bolt for 2-7/8" (3") Steel Fence Posts Galvanized Steel Chain Link Fence Post Hinge. Male Post Gate Post/Pipe Hinge Chain lInk Fence Post Gate Hinge Includes Nut and Bolt to Save Time and Money Order (2) Chain Link Gate Hinges Per Gate Pin is for Standard 5/8" Gate Hinges 2-7/8" Post Hinge Size is One of the Most Common Sizes for Chain Link Gates. 2-7/8" OD Post/Pipe