1. Column base: the column base, or flange, will stabilize the fence panels.

2. Linker: the linker is a basic accessory of the fence panel. It strengthens fence panels and enhances the security through stability.

3. Expand bolt: the expand bolt holds the components together with great strength. The electroplated bolt and the hot-dipped galvanized bolt are frequently used.

4. Rain post cap: with the rain post cap, the columns are better protected against internal corrosion.