---
product_id: 180570421
title: "200mm MGN9 Linear Rail Guide with MGN9H Carriage Block for 3D Printer and CNC Machine"
brand: "reliabot"
price: "KD 10.99"
currency: KWD
in_stock: true
reviews_count: 9
url: https://www.desertcart.com.kw/products/180570421-200mm-mgn9-linear-rail-guide-with-mgn9h-carriage-block-3d
store_origin: KW
region: Kuwait
---

# Includes spare balls 200mm length MGN9H carriage block 200mm MGN9 Linear Rail Guide with MGN9H Carriage Block for 3D Printer and CNC Machine

**Brand:** reliabot
**Price:** KD 10.99
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your Build Game with Precision!

## Quick Answers

- **What is this?** 200mm MGN9 Linear Rail Guide with MGN9H Carriage Block for 3D Printer and CNC Machine by reliabot
- **How much does it cost?** KD 10.99 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/180570421-200mm-mgn9-linear-rail-guide-with-mgn9h-carriage-block-3d)

## Best For

- reliabot enthusiasts

## Why This Product

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

## Key Features

- • **Backup Ready:** Comes with spare balls to keep your projects running smoothly.
- • **Robust Design:** Built with durable materials to withstand rigorous use.
- • **Easy Installation:** User-friendly setup ensures you can get started in no time.
- • **Precision Engineering:** Crafted for seamless movement in 3D printing and CNC applications.
- • **Versatile Compatibility:** Perfectly suited for a variety of machines and projects.

## Overview

The 200mm MGN9 Linear Rail Guide with MGN9H Carriage Block is designed for optimal performance in 3D printers and CNC machines. It features a robust design with red rubber stoppers to secure the block, ensuring stability and precision. Plus, it includes two spare balls for added convenience, making it a must-have for any serious maker.

## Description

200mm MGN9 Linear Rail Guide with MGN9H Carriage Block for 3D Printer and CNC Machine

## Features

- There are 2 red rubber stoppers to keep the block on the rail
- Come with 2 spare balls in the package for backup

## Images

![200mm MGN9 Linear Rail Guide with MGN9H Carriage Block for 3D Printer and CNC Machine - Image 1](https://m.media-amazon.com/images/I/51pdJJJ9+fL.jpg)
![200mm MGN9 Linear Rail Guide with MGN9H Carriage Block for 3D Printer and CNC Machine - Image 2](https://m.media-amazon.com/images/I/51GhSeZCkJL.jpg)
![200mm MGN9 Linear Rail Guide with MGN9H Carriage Block for 3D Printer and CNC Machine - Image 3](https://m.media-amazon.com/images/I/61qGu-9yWxL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Questions & Answers

**Q: For the 600mm rail, i am calculating (29) holes at 20mm apart = 580mm. leaving 20mm for ends. is it: (7.5&12.5) or (10&10)mm center holes to the ends?**
A: Hello, it is (10&10)mm center holes to the ends.

**Q: What is the size of the steel balls? I need them to be 1.58mm and not 2.38mm. And do you have other rail length, such as 390mm?**
A: Hello, the balls in the block of MGN9 rail are 2.0mm. (2.38mm is the size of MGN12 block balls. ) We will ship 350mm 500mm 600mm MGN9 rails to Amazon warehouse as soon as we can.

**Q: Do you have this MGN9 rail in 350mm?**
A: Hello, we will supply MGN9 rail in 350mm as soon as we can. Thanks for your support!

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Unicorn Linear Rail
  

*by F***E on Reviewed in the United States on February 2, 2020*

Cheap, yet actually smooth! They say they that chinese rails are always sticky and/or rough, stuffed with thick factory grease. These appear to be an exception. It arrived sealed in a sealed package with a light oil, and came with a ziplock bag with a few extra bearings (which appear to be slightly larger than standard chinese mgn9 bearings, which I take as a sign of quality, but be aware). They run pretty smooth and will slide down the rail by themselves (as opposed to some other cheap rails...). Overall, if you're looking for functional, yet cheap linear guides, these are them.

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Rails are good quality and move smoothly, but I did have one bowed rail
  

*by R***F on Reviewed in the United States on July 14, 2022*

The rails come packaged well with a light oil film, not the thick glue/grease like other brands. They don't require any cleaning to move smoothly - Although I did add a light grease.The best thing is that I didn't have to wait 3 weeks for shipping.However, one of the rails was bowed up by about 10mm/m (when sitting on a flat surface). This would probably resolve itself and be fine if you are bolting it to a decently rigid structure. Luckily I ordered extra rails.All 4 of the rails were straight along the sides, except for the bow mentioned above.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great for my V0
  

*by I***H on Reviewed in the United States on August 6, 2022*

Used for the v0 mgn9 mod and it got rid of the wobble completely, great rail

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**Shop now:** [https://www.desertcart.com.kw/products/180570421-200mm-mgn9-linear-rail-guide-with-mgn9h-carriage-block-3d](https://www.desertcart.com.kw/products/180570421-200mm-mgn9-linear-rail-guide-with-mgn9h-carriage-block-3d)

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-01-26*