2PCS 4x4 inch Post Base, LAVANE Heavy Duty Powder-Coated Steel Square Decking Post Mount Base Plate Brackets for Internal 3.5"x3.5" Standard Wood Post Anchor Deck Porch Handrail Railing Support

High Quality Steel -Constructed of premium steel, the mailbox post is rust-proof and corrosion-proof for a long lifespan. -In addition, the powder-coated finish is weathering for outdoor use. Solid Mailbox Post Stand -According to your actual installation environment, you can choose different mounting ways. -For example, use the post alone or with a post base or a wooden post are all available. Effortless Installation -The mailbox post kit comes with all necessary accessories like screws. -So there is no need to worry about the installation of the post. Various Applications -It can be used for decking handrails, pergolas, signs, mailboxes, & garden fences,deck brackets. -It would help your fences look sturdy and durable while avoiding breakages. Specification -Material: Steel; -Finish: Powder-Coated; -Fit Wooden Post: 4"x4" / 10x10cm (Internal 3.5"x3.5") ; Package Included - 1x Mailbox Post - 1x Mounting Hardware Set Note -Post bases do not provide adequate resistance to prevent rotation about the base and therefore are not recommended for non-top-supported installations such as fences or unbraced carports

• HEAVY DUTY STEEL DECK POST BASE - Made of high-quality steel, this mailbox mounting plate is rust- and corrosion-proof for long-lasting usage. The powder-coated finish can withstand various outdoor conditions, so there is no need to worry about the weather.
• FIRM & STEADY MAIL MOUNT BASE - This post holder is fit for Internal Size 3.5" x 3.5" post to provide a firm and steady connection with your ground. Also suitable to be used with our surface mount post for mounting your mailbox onto the curb or sidewalk, securing to various mounting surfaces.
• PERFECT FOR 4" x 4" POST - The deck post base’s internal size is 3.5" x 3.5", which is is used for 4x4 inch standard wood posts (actual 3.5x 3.5 inch dry post). The standard size can ensure that the deck post will be fixed firmly. Before chosing our post base, please confirm that the size of post is correct.
• COMPREHENSIVE ACCESSORIES FOR EFFORTLESS INSTALLATION - All necessary hardware like screws are included for your easy assembly, there is no need to worry about the installation of the post.
• WIDELY APPLICATION - This mail post base will provide stable support for your mailbox post on the roadside soil ground or concrete ground. Also can be used for balcony fence, staircase handrail, porch railing, table leg, garden fences,deck brackets, outdoor deck, etc.