4x4 Post Base Support Kit 4 Pack Plastic Brackets For Outdoor Wood Fence Mailbox Pergola Built To Last All Weather Durable Black Powder Coated Weatherproof And Rust Resistant For Long Lasting Outdoor Mounting

Durable 4x4 Post Base Kit for Outdoor Wood Installations
✔️ 4x4 post base, plastic, black powder coat, 4-pack

This 4x4 post base kit is built from premium plastic with a black powder-coated finish that resists water and rust. It is designed to fit standard 4x4 wooden posts (3.5" x 3.5" dry post) with an interior opening of 3.5" x 3.5" (88.9 x 88.9 mm) and an overall length of 5.5" (139.7 mm) and height of 2.5" (63.5 mm). Each set includes four bases plus mounting screws and concrete anchors for quick outdoor mounting on decks, fences, mailboxes, pergolas, and other exterior structures.

✅ Internal size 3.5" x 3.5" (88.9 mm x 88.9 mm) fits 4x4 posts
✅ Outer length 5.5" (139.7 mm) and height 2.5" (63.5 mm)
✅ Premium plastic with black powder-coated surface for weatherproofing
✅ Includes wood screws and concrete anchors, 4-pack kit

💡 What is a post base used for in outdoor deck and fence projects?

This handy base anchors 4x4 posts to outdoor surfaces and helps protect wood from moisture. - It securely holds posts to decks, porches, fences, mailboxes, and pergolas - It provides drainage to reduce rot and warping over time - It’s made from weatherproof plastic with a rust-resistant finish - It includes screws and concrete anchors for quick installation