---
product_id: 162326256
title: "SmartSign - K-KIT2 Post Attachment Kit - 2 Bolts for Heavy Duty Posts and 2 Bolts for Economy Posts | 2.5\" x 0.3125\" Bolt Kit - Updated"
brand: "smartsign"
price: "67.10 DT"
currency: TND
in_stock: true
reviews_count: 8
category: "Smart Sign"
url: https://www.desertcart.tn/products/162326256-smartsign-k-kit2-post-attachment-kit-2-bolts-for-heavy
store_origin: TN
region: Tunisia
---

# 2 sizes of bolts for versatile post compatibility Zinc-plated, weather & rust-proof durability Easy install with adjustable wrench SmartSign - K-KIT2 Post Attachment Kit - 2 Bolts for Heavy Duty Posts and 2 Bolts for Economy Posts | 2.5" x 0.3125" Bolt Kit - Updated

**Brand:** smartsign
**Price:** 67.10 DT
**Availability:** ✅ In Stock

## Summary

> 🔧 Secure your signs like a pro—because every detail counts!

## Quick Answers

- **What is this?** SmartSign - K-KIT2 Post Attachment Kit - 2 Bolts for Heavy Duty Posts and 2 Bolts for Economy Posts | 2.5" x 0.3125" Bolt Kit - Updated by smartsign
- **How much does it cost?** 67.10 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/162326256-smartsign-k-kit2-post-attachment-kit-2-bolts-for-heavy)

## Best For

- smartsign enthusiasts

## Why This Product

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

## Key Features

- • **Tool-Friendly Installation:** Fasten with just an adjustable wrench—no fuss, no hassle
- • **Secure Lock Washers Included:** Keeps your signs firmly fastened without loosening
- • **Weather-Resistant Zinc Plating:** Built to withstand rain, rust, and time
- • **Trusted by Thousands of Municipalities:** Proven reliability in professional and government use
- • **Dual Bolt Sizes for Ultimate Flexibility:** Fits both heavy and medium weight posts with one kit

## Overview

The SmartSign K-KIT2 Post Attachment Kit offers a versatile, durable solution with two bolt sizes for heavy and medium weight posts. Featuring zinc-plated, corrosion-resistant hardware and lock washers for secure fastening, this kit installs easily with an adjustable wrench and is trusted by thousands of municipal and government customers for long-lasting, weatherproof performance.

## Description

Durable HardwareThis post attachment kit consists of zinc-plated steel hardware that is corrosion resistant, does not weaken, rust or wear out from exposure to weather.Secure InstallationThis kit includes lock washers to keep the installation secure over a long time. Installed easily with adjustable wrench.Why Four BoltsThis kit includes four bolts. The longer 2.5” bolts are used for heavy-weight 2-pound posts and the shorter 1.5” bolts are used for the medium-weight 1.12-pound posts. Use the bolts that fits your post and recycle the other pair.

Review: Right hardware for my post and sign - Just what I needed for my post and sign
Review: Perfect fit - Great product and exactly what I needed.

## Features

- UPDATED. Updated kit now includes two sizes of bolts – one for heavy weight posts and another for medium weight posts. You now have the flexibility of choosing the right-sized bolt, for your medium weight u-channel post, heavyweight u-channel post or square metal post, all with this single kit.
- EASE OF USE. Fasten signs easily and securely.
- INSTALLATION. Easy install with adjustable wrench.
- DURABILITY. Zinc-plated hardware is weather and rust-proof.
- PROVEN. This is the same hardware that is sold to 1,000’s of our municipal and governmental customers for parking and traffic signs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07G559JH4 |
| Best Sellers Rank | #21,752 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #63 in Nut & Bolt Assortment Sets |
| Brand | SmartSign |
| Color | Kit - Updated |
| Compatible Groove Diameter | 2.5 Inches |
| Customer Reviews | 4.6 out of 5 stars 829 Reviews |
| Fastener Type | Bolts |
| Finish Types | Zinc |
| Included Components | Bolts, Nuts & Washers |
| Item Diameter | 0.31 Inches |
| Item Dimensions | 2.5 x 0.31 x 0.31 inches |
| Item Shape | Square |
| Item Type Name | Attachment Hardware for Posts |
| Item Weight | 27.22 g |
| Item dimensions L x W x H | 2.5 x 0.31 x 0.31 inches |
| Manufacturer | Lyle Signs |
| Material | zinc |
| Material Type | zinc |
| Model | K-KIT2 |
| Number Of Items | 1 |
| Number of Pieces | 10 |
| Outside Diameter | 0.31 Inches |
| Part Number | K-KIT2 |
| Screw Head Style | Hex |
| Set Name | Kit |
| Size | One Size |
| Size Name | One Size |
| Thread Size | 1/4 inch |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** SmartSign
- **Color:** Kit - Updated
- **Item dimensions L x W x H:** 2.5 x 0.31 x 0.31 inches
- **Material:** zinc
- **Size:** One Size

## Images

![SmartSign - K-KIT2 Post Attachment Kit - 2 Bolts for Heavy Duty Posts and 2 Bolts for Economy Posts | 2.5" x 0.3125" Bolt Kit - Updated - Image 1](https://m.media-amazon.com/images/I/61M30BWYyPL.jpg)
![SmartSign - K-KIT2 Post Attachment Kit - 2 Bolts for Heavy Duty Posts and 2 Bolts for Economy Posts | 2.5" x 0.3125" Bolt Kit - Updated - Image 2](https://m.media-amazon.com/images/I/613fgY8IdFL.jpg)
![SmartSign - K-KIT2 Post Attachment Kit - 2 Bolts for Heavy Duty Posts and 2 Bolts for Economy Posts | 2.5" x 0.3125" Bolt Kit - Updated - Image 3](https://m.media-amazon.com/images/I/61qk-vsYVsL.jpg)
![SmartSign - K-KIT2 Post Attachment Kit - 2 Bolts for Heavy Duty Posts and 2 Bolts for Economy Posts | 2.5" x 0.3125" Bolt Kit - Updated - Image 4](https://m.media-amazon.com/images/I/61MB-euq4WL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Right hardware for my post and sign
*by L***G on October 4, 2025*

Just what I needed for my post and sign

### ⭐⭐⭐⭐⭐ Perfect fit
*by R***. on August 18, 2025*

Great product and exactly what I needed.

### ⭐⭐⭐⭐⭐ Excelente
*by S***S on November 3, 2025*

Buen material

## Frequently Bought Together

- SmartSign - K-KIT2 Post Attachment Kit - 2 Bolts for Heavy Duty Posts and 2 Bolts for Economy Posts | 2.5" x 0.3125" Bolt Kit - Updated
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- SmartSign U-Channel Sign Post, Heavy Duty | 6' Tall Baked Enamel Steel Post, Pack of 3

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-06-01*