---
product_id: 204863837
title: "Galvanised Concrete In \"U\" Shape Post Support Heavy Duty For 100mm / 4 Inch Posts"
brand: "4u-onlinehandel"
price: "$U3335"
currency: UYU
in_stock: true
reviews_count: 8
category: "4 U Onlinehandel"
url: https://www.desertcart.uy/products/204863837-galvanised-concrete-in-u-shape-post-support-heavy-duty-100mm
store_origin: UY
region: Uruguay
---

# 325mm total height for optimal support M10 recommended fixings for secure installation 4mm thick heavy-duty steel Galvanised Concrete In "U" Shape Post Support Heavy Duty For 100mm / 4 Inch Posts

**Brand:** 4u-onlinehandel
**Price:** $U3335
**Availability:** ✅ In Stock

## Summary

> 🔩 Secure your posts with industrial strength and style!

## Quick Answers

- **What is this?** Galvanised Concrete In "U" Shape Post Support Heavy Duty For 100mm / 4 Inch Posts by 4u-onlinehandel
- **How much does it cost?** $U3335 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/204863837-galvanised-concrete-in-u-shape-post-support-heavy-duty-100mm)

## Best For

- 4u-onlinehandel enthusiasts

## Why This Product

- Trusted 4u-onlinehandel brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Robust U-Shape Design:** Engineered to firmly anchor posts while protecting the base from environmental damage.
- • **Effortless Installation:** Compatible with M10 fixings for a quick, secure setup that saves time on site.
- • **Industrial-Grade Durability:** Galvanised steel resists rust and corrosion, ensuring long-lasting strength.
- • **Trusted Quality from Poland:** Manufactured by 4U-Onlinehandel, backed by 4.5-star reviews and industrial-grade standards.
- • **Precision Fit for 4-Inch Posts:** Specifically designed to snugly support 100mm (4 inch) concrete posts with minimal adjustments.

## Overview

This galvanised steel U-shaped post support offers a heavy-duty 4mm thickness and 325mm height, designed to firmly anchor 100mm (4 inch) concrete posts. Its corrosion-resistant finish and precision fit ensure durability and stability, making it a top choice for professional-grade fencing and construction projects.

## Description

Support the base of concrete footing and and fence post. It features its specially designed U shape, by which the post can be protected from corrosion and rust. The "U" shape post anchor not only protects the post from corrosion, but also fixed it in the desired place firmly.

Review: Solid - Perfect, solid, size is accurate. They are just exactly as advertised.
Review: so well made - very strong and simple design fitted my 110 4inch post perfect, with just a little shaved off wood. ta

## Features

- Galvanised Steel Post Support
- Total Height: 325mm
- Recommended fixings: M10
- Thickness of the bracket: 4 mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01LZSW9NZ |
| Best Sellers Rank | 332,365 in DIY & Tools ( See Top 100 in DIY & Tools ) 545 in Posts |
| Brand | 4U-Onlinehandel |
| Brand Name | 4U-Onlinehandel |
| Colour | silver |
| Country of Origin | Poland |
| Customer Reviews | 4.5 out of 5 stars 142 Reviews |
| Grade Rating | Industrial |
| Item Form | U_Shape |
| Item Shape | U_Shape |
| Item Thickness | 4 Millimetres |
| Item form | U_Shape |
| Item thickness | 4 Millimetres |
| Manufacturer | 4U-Onlinehandel |
| Material | Galvanised Steel |
| Shape | U_Shape |
| Unit Count | 1.0 count |

## Images

![Galvanised Concrete In "U" Shape Post Support Heavy Duty For 100mm / 4 Inch Posts - Image 1](https://m.media-amazon.com/images/I/312ETj0Ch0L.jpg)
![Galvanised Concrete In "U" Shape Post Support Heavy Duty For 100mm / 4 Inch Posts - Image 2](https://m.media-amazon.com/images/I/41gyZ8kQ24L.jpg)
![Galvanised Concrete In "U" Shape Post Support Heavy Duty For 100mm / 4 Inch Posts - Image 3](https://m.media-amazon.com/images/I/31I5nJuSALL.jpg)
![Galvanised Concrete In "U" Shape Post Support Heavy Duty For 100mm / 4 Inch Posts - Image 4](https://m.media-amazon.com/images/I/51xAWDFIhyL.jpg)
![Galvanised Concrete In "U" Shape Post Support Heavy Duty For 100mm / 4 Inch Posts - Image 5](https://m.media-amazon.com/images/I/41lJB+osDQL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Solid
*by S***O on 13 July 2023*

Perfect, solid, size is accurate. They are just exactly as advertised.

### ⭐⭐⭐⭐⭐ so well made
*by A***R on 11 July 2022*

very strong and simple design fitted my 110 4inch post perfect, with just a little shaved off wood. ta

### ⭐⭐⭐⭐ Post holder
*by D***R on 16 July 2025*

Good product but the lower section could have done with being slightly longer

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**Shop now:** [https://www.desertcart.uy/products/204863837-galvanised-concrete-in-u-shape-post-support-heavy-duty-100mm](https://www.desertcart.uy/products/204863837-galvanised-concrete-in-u-shape-post-support-heavy-duty-100mm)

---

*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-02-27*