---
product_id: 457673335
title: "Steel Post Base 4\"x4\" Mailbox Thick Base Plate Black Powder-Coated Fence Post Anchor Deck Post Base Surface Mount Base Plate for Mailbox Post Deck Supports Porch Railing Post Holders"
brand: "wiphany"
price: "RM133"
currency: MYR
in_stock: false
url: https://www.desertcart.com.my/products/457673335-steel-post-base-4x4-mailbox-thick-base-plate-black-powder
store_origin: MY
region: Malaysia
---

# Pre-drilled screw holes Rust-resistant black powder coating 13GA heavy-gauge steel Steel Post Base 4"x4" Mailbox Thick Base Plate Black Powder-Coated Fence Post Anchor Deck Post Base Surface Mount Base Plate for Mailbox Post Deck Supports Porch Railing Post Holders

**Brand:** wiphany
**Price:** RM133
**Availability:** ❌ Out of Stock

## Summary

> 🏡 Secure Your Space with Style!

## Quick Answers

- **What is this?** Steel Post Base 4"x4" Mailbox Thick Base Plate Black Powder-Coated Fence Post Anchor Deck Post Base Surface Mount Base Plate for Mailbox Post Deck Supports Porch Railing Post Holders by wiphany
- **How much does it cost?** RM133 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.my](https://www.desertcart.com.my/products/457673335-steel-post-base-4x4-mailbox-thick-base-plate-black-powder)

## Best For

- wiphany enthusiasts

## Why This Product

- Trusted wiphany brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Use:** Perfect for mailboxes, railings, and more—adaptable to various outdoor needs.
- • **Easy Installation:** Comes with all necessary screws and anchors for a hassle-free setup.
- • **Stable Foundation:** Large base plate with drain hole prevents water accumulation and corrosion.
- • **Sturdy & Reliable:** Engineered from 13GA heavy-gauge steel for unmatched durability.
- • **Weatherproof Design:** Rust-resistant black powder coating ensures longevity through all seasons.

## Overview

The WIPHANY Steel Post Base is a robust 4"x4" mailbox anchor made from 13GA heavy-gauge steel, featuring a rust-resistant black powder coating. Designed for easy installation with pre-drilled holes and included hardware, this versatile base supports various outdoor applications, ensuring stability and durability in any weather.

## Description

Steel Post Base 4"x4" Mailbox Thick Base Plate Black Powder-Coated Fence Post Anchor Deck Post Base Surface Mount Base Plate for Mailbox Post Deck Supports Porch Railing Post Holders.

## Features

- HEAVY-GAUGE STEEL The mailbox post is cut from 13GA thick top-notch metal. Black powder paint for rust-resistant to go through the entire summer of heat and rain.Sturdy enough to support the bottom of your post.The posts is made by 2mm thick steel surface, black matte powder-coating treatment, more stable and durable in structure, beautiful and anti-corrosion.Quality metal base for the garden and yards.So there is no need to worry about the weather.
- STABLE&FIRM POST BASE WIPHANY mailbox mount base internal size is 4inchx4inch, suitable for a 4x4inch post base (4x4inch post on the market), allowing the wooden post to be embedded and then tightened firmly.The posts can provide a firm and steady connection with your ground. The base is suitable to be used with our surface mount post(not included) for mounting your mailbox onto the curb or sidewalk, securing to various mounting surfaces.
- LARGE PLATE WITH THE HOLES With the enlarged underneath steel plate, the mailbox post base mount enjoy more stable. The pre-drilled screw holes are convenient for you to connect with a mailbox. We add a drain hole at the bottom to avoid water or snow corrosion, so no worry about rain or snow for longer usage. We also offer you high-quality hardwares for you to install the base.You can quickly and easily finish the installation by yourself.
- Easy Intalling Screws and anchors supplied--- Come with 8pcs expansion anchors for concrete floor,6pcs black external hex wood screws for wood floor for 4x4 post securing. Fixed on a wooden floor or concrete floor, you have your choice.EASY ASSEMBLY. WIPHANY Head fixings to fasten the timber to the post bracket to ensure stable safe installation. The adequate accessories will allow you to firmly attach the post bracket to your timber post and will make you a high quality finish.
- WIDE USAGE This black mailbox plate base can provide strong support for your mailbox post on the roadside soil ground or concrete ground. This post can also an ideal option for balcony fence, staircase handrail, porch railing, table leg, outdoor deck, etc.You can use it on many occasions to enlight your outdoor yard or indoor functionalities.You can securely anchor your base to a concrete slab or another hard surface. Attention: Before you buy it, please confirm the size of the wood post.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | WIPHANY |
| Item Weight | 2.21 Kilograms |
| Package Dimensions | 19.71 x 19.61 x 11.4 cm; 2.21 kg |
| Color | Black |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![Steel Post Base 4"x4" Mailbox Thick Base Plate Black Powder-Coated Fence Post Anchor Deck Post Base Surface Mount Base Plate for Mailbox Post Deck Supports Porch Railing Post Holders - Image 1](https://m.media-amazon.com/images/I/41GeiJLzv8L.jpg)

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**Shop now:** [https://www.desertcart.com.my/products/457673335-steel-post-base-4x4-mailbox-thick-base-plate-black-powder](https://www.desertcart.com.my/products/457673335-steel-post-base-4x4-mailbox-thick-base-plate-black-powder)

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*Product available on Desertcart Malaysia*
*Store origin: MY*
*Last updated: 2026-03-10*