Ornamental Iron Post Cap (Fits 2" x 2" Iron Posts) Use on 2" Rounded Corner Ornamental Wrought or Steel Fence Posts 2" x 2" Ornamental Iron Fence Post Cap Designed for Rounded Exterior Fence Post Gives Your Ornamental Fence Post a Finished Look and Keeps Water/Snow Out for Longer Fence Life Post Cap is Black Powder Coated to Prevent Red Rust. This is the Most Common Size Wrought Iron Fence Post Cap Size. Fence Post Cap Fits Securely on Post