---
product_id: 32801341
title: "20 Post Kit - Commercial Grade -4 Gallons. Fast, Secure & Safe Concrete Alternative for Easy Fence Post Installation."
brand: "secure set"
price: "C$39103"
currency: NIO
in_stock: true
url: https://www.desertcart.ni/products/32801341-20-post-kit-commercial-grade-4-gallons-fast-secure-safe
store_origin: NI
region: Nicaragua
---

# Double strength Secure set 10x faster 20 Post Kit - Commercial Grade -4 Gallons. Fast, Secure & Safe Concrete Alternative for Easy Fence Post Installation.

**Brand:** secure set
**Price:** C$39103
**Availability:** ✅ In Stock

## Summary

> 🚀 Fasten Your Fences with Flair!

## Quick Answers

- **What is this?** 20 Post Kit - Commercial Grade -4 Gallons. Fast, Secure & Safe Concrete Alternative for Easy Fence Post Installation. by secure set
- **How much does it cost?** C$39103 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/32801341-20-post-kit-commercial-grade-4-gallons-fast-secure-safe)

## Best For

- secure set enthusiasts

## Why This Product

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

## Key Features

- • **Time-Saving Solution:** 10x faster than traditional concrete methods.
- • **Commercial Grade Power:** Double the strength of any competitor on the market.
- • **Effortless Installation:** Set it and forget it with no mess!
- • **Lightweight Convenience:** Only 43 pounds for easy handling.
- • **Versatile Compatibility:** Works with wood, metal, vinyl, PVC, concrete, and fiberglass.

## Overview

The 20 Post Kit by GRA Services International is a commercial-grade concrete alternative designed for quick and secure fence post installations. Weighing only 43 pounds and featuring a proprietary formula, it works seamlessly with various post materials while being 10 times faster than traditional concrete methods. Say goodbye to heavy bags and messy mixing—just mix, pour, and you're done!

## Description

20 Post Kit - Commercial Grade -4 Gallons. Fast, Secure & Safe Concrete Alternative for Easy Fence Post Installation.

## Features

- Commercial grade ! double the strength of any other product on the market!
- Our proprietary formula works with wood, metal, vinyl, pvc, concrete and fiberglass posts.
- Set it and forget it, secure set is designed to be and extremely fast!!!
- No water, no mess, no heavy bags, mix, pour and done.
- Secure set is 10x's faster than traditional use of concrete for fence post installations.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | GRA Services International |
| Part Number | SS-4-40 |
| Item Weight | 43 pounds |
| Product Dimensions | 13 x 13 x 13 inches |
| Item model number | SS-4-40 |
| Is Discontinued By Manufacturer | No |
| Size | 4 Gallon |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![20 Post Kit - Commercial Grade -4 Gallons. Fast, Secure & Safe Concrete Alternative for Easy Fence Post Installation. - Image 1](https://m.media-amazon.com/images/I/81EAz-YTaBL.jpg)

## Available Options

This product comes in different **Size Name** options.

## Questions & Answers

**Q: What does this product offer that cheap ole concrete can't do? A bag of concrete is $5.00. This is $80.00. Why should i buy this?**
A: Hello, The Secure Set kit you are referencing will set 10 standard 4x4 posts in a hole 8" wide and 24" inches.  If you are setting 2 3/8th's inch diameter galvanized metal posts, you can 14 posts in holes measuring 6" wide and 24" deep.  For the wood posts that averages $8.00 per hole, and for the metal posts that is $5.71 per hole.  The kit weighs 20 lbs and is delivered to your door. Measuring and mixing the product with the appropriate amount takes 45 to 60 seconds. Product sets up in 4 minutes, is cured and ready to build you fence in one hour. Each bag of concrete weighs 80 lbs. 1. Drive to the store, buy either 10 or 14 bags of concrete. weight 800 lbs or 1,120 lbs.  2. Load them into your vehicle, drive home, unload them out of your vehicle.  Transport each bag to the post hole. 3. Mix each bag of concrete, pour it into a the hole. Wait 24 hours for the concrete to cure. Concrete does not protect either wood or metal below ground line, rot and corrosion will take place in 7 to 10 years.  Secure Set is a closed cell high density structural foam  No air or water can get to your posts below ground line. Post will last more than 25 years.  Thank you for your interest in Secure Set

**Q: will secure set work after it is set when later it rains heavy?**
A: Yes, Secure Set is a closed cell foam that will not allow water or air to pass through it.  As soon as it stops the expansion, which is within 5 minutes, it will not absorb any water.  Posts will be totally protected below ground.

**Q: how do you clean the mixer for the next batch?**
A: You can’t clean the blade. Once the 2 chemicals mix, it sticks to everything. They include 2 mixers in the kit though, and you ca. Use the same one for a couple times before the blades are too covered to mix properly.

**Q: Can you ship through postal services to botswana. I can get almost anything from china through postal services**
A: Hello and thank you for your interest in Secure Set.  We ship via FedEx or UPS only.  Please contact us by email with your full address and we will verify shipping prices for you.  Send to info@graservices.com. 
Thank you, GRA Services the Makers of Secure Set.

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-02-20*