YardGard Galvanized Aluminum Plain Dome Style Post Cap protects post ends from wear, tear and rust. Made of aluminum with a polished decorative finish and smooth rounded-style cap to compliment any galvanized chain link post. This post cap is made to securely fit into a 1-5/8" corner or terminal post. Just fit the cap into the post for easy and quick installation and protection. Keep moisture and debris from collecting inside your fence post with this chain link fence aluminum post cap. Size: 1-5/8" Made of polished aluminum Smooth rounded-style cap Galvanized to prevent rust Protects post ends from wear, tear and rust Fits a 1-5/8" corner or terminal post.