Post Base 4x4 10Pcs, Heavy Duty Steel Brackets with 3.6"x3.6" Inner Size, Powder-Coated Anchor Support for Deck Porch Railing Column, Fits Standard 4x4 Wood Posts, Screws & Plugs Included

Each base measures 6x6x2.4 inches with a 3.6"x3.6" internal size, perfect for standard 4x4 wood posts (actual size 3.5"x3.5"). This 10-piece set provides strong, stable support for railings and columns, minimizing shaking or movement. Crafted from 1.6mm thick carbon steel, these post bases are exceptionally durable and deformation-resistant. The black powder-coated surface adds corrosion resistance, extending product life even in outdoor or humid environments. Installation is quick and simple thanks to pre-drilled screw holes and an included user manual. Just use a drill to prepare your surface, then secure the bracket using the provided screws and plugs, saving time and effort. This post anchor set comes with everything needed for setup: 44 yellow expansion plugs and 130 black self-tapping screws. These complete accessories make the installation process smoother and more convenient across different surfaces. Designed for versatile use, these post bases work on concrete and wooden floors. They're ideal for supporting structures like deck posts, porch railings, pergolas, gazebos, and other wood column projects in residential or commercial settings.