Gate hardware made of high quality iron, silver galvanized coating, prevent red-rust, you can use them for a long time in your outdoor fence door or fence door. Anti-rust,Integrated molding Sturdy to use,Steel with plating,easy to rust ,Welding molding is not firm,Thickendd material,Sturdy use.This chain link gate hinge is widely used on most common gates, such as fence gate, farm gate, barn gate, or other flat surfaces, square wooden post.Pre-drilled 2 holes on a flat surface, select the screws or bolts (Not included) based on your installation needs to fix it.The size of fence gate hinges is 3.9''(L)x 1.4''(W) with 5/8'' eye hole,Plate base thickness is 5mm,can match with 5/8'' gate hinge pin ( Sold separately).