---
product_id: 788194327
title: "Linear Motion Rods, FEYRINX 2PCS 8mm x 330mm (.315 x 12.99 inches) Case Hardened Chrome Linear Rail Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance"
brand: "feyrinx"
price: "52728CFA"
currency: XOF
in_stock: true
reviews_count: 5
category: "Feyrinx"
url: https://www.desertcart.sn/products/788194327-linear-motion-rods-feyrinx-2pcs-8mm-x-330mm-315-x
store_origin: SN
region: Senegal
---

# ±0.5mm length tolerance for precision fit 12mm diameter with h8 tolerance for smooth linear motion 55-60 HRC hardness for ultimate durability Linear Motion Rods, FEYRINX 2PCS 8mm x 330mm (.315 x 12.99 inches) Case Hardened Chrome Linear Rail Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance

**Brand:** feyrinx
**Price:** 52728CFA
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your build with precision that moves you!

## Quick Answers

- **What is this?** Linear Motion Rods, FEYRINX 2PCS 8mm x 330mm (.315 x 12.99 inches) Case Hardened Chrome Linear Rail Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance by feyrinx
- **How much does it cost?** 52728CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/788194327-linear-motion-rods-feyrinx-2pcs-8mm-x-330mm-315-x)

## Best For

- feyrinx enthusiasts

## Why This Product

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

## Key Features

- • **Confidence Included:** Comes as a 2-pack with a 30-day money-back guarantee and 1-year warranty backed by 24/7 customer support.
- • **Precision Perfected:** Metric h8 tolerance with ultra-tight diameter and length specs guarantees seamless integration in high-precision machinery.
- • **Versatile Powerhouse:** Ideal for CNC, 3D printers, engraving, and injection molding—engineered to elevate your DIY and professional projects.
- • **Rock-Solid Durability:** Case-hardened C45 steel with chrome plating ensures corrosion resistance and long-lasting performance.
- • **Whisper-Quiet Efficiency:** Designed for high-speed, low-noise operation, enhancing your workspace with smooth, reliable motion.

## Overview

The FEYRINX Linear Motion Guide set includes two 12mm x 350mm case-hardened, chrome-plated steel shafts with metric h8 tolerance, delivering exceptional hardness (55-60 HRC), corrosion resistance, and precision for CNC, 3D printing, and other high-performance applications. Engineered for smooth, quiet operation, these shafts come with a 1-year warranty and dedicated customer support.

## Description

Linear Motion Rods, FEYRINX 2PCS 8mm x 330mm (.315 x 12.99 inches) Case Hardened Chrome Linear Rail Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance : desertcart.co.uk: Business, Industry & Science

Review: Maravillosas - Se nota la calidad con solo verlas y sentir su peso, a darles duro en el cnc
Review: Really 8mm - I have a 3018CNC Reprap (Sainsmart) machine that had too much play in the Z-axis. When I measured the guide rods on the machine, they were three thousandths of an inch undersize. These Feyrinx rods arrived in two days, were the correct dimension, and corrected my problem when installed.

## Features

- 👍HIGH HARDNESS: Adapting C45 high quality steel, high frequency quenching, surface chromium plating(10um-20um). The case hardness could be reach to 55-60 HRC. Durable and corrosion-resistant
- 👍EXTENSIVE APPLICATION: Widely applied in CNC, 3D printer, automatic machinery, injection molding machine, engraving machine, etc. especially in bearing purpose.
- 👍HIGH ACCURACY: Diameter 8mm, tolerance -0.005mm to -0.03mm ( 7.995mm - 7.97mm), length 330mm, tolerance ± 0.5mm ( 329.5mm - 330.5mm ).
- 👍EASY TO USE: Taking the role as round steel shaft with linear support blocks and closed type slide units, suitable for high speed, low noise and high precision equipment.
- 👍WHAT YOU GET: 2 PCS 8mm x 330mm Linear Motion Shaft. 30-Days money back guarantee, 1-Year warranty, 24/7 friendly customer service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B085DQHB8P |
| Bearing Type | Linear Bearing |
| Bearing type | Linear Bearing |
| Best Sellers Rank | 246,702 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 6,697 in 3D Printer Accessories |
| Brand | Feyrinx |
| Compatible Lubricant | Grease |
| Compatible lubricant | Grease |
| Customer Reviews | 4.9 out of 5 stars 59 Reviews |
| Item Dimensions | 33 x 0.8 x 0.8 centimetres |
| Item Weight | 0.25 Kilograms |
| Item dimensions L x W x H | 33 x 0.8 x 0.8 centimetres |
| Item weight | 0.25 Kilograms |
| Manufacturer | Feyrinx |
| Manufacturer Part Number | FG008-330MM |
| Material | Carbon Steel (C45#), Chrome Plated |
| Model Number | FG008-330MM |
| Number of Items | 2 |
| Outside Diameter | 8 Millimetres |
| UPC | 750920855999 |
| Unit Count | 2.0 count |

## Product Details

- **Brand:** Feyrinx
- **Item dimensions L x W x H:** 35 x 1.2 x 1.2 centimetres
- **Item weight:** 0.65 Kilograms
- **Material:** Carbon Steel (C45#), Chrome Plated
- **UPC:** 738634943119

## Images

![Linear Motion Rods, FEYRINX 2PCS 8mm x 330mm (.315 x 12.99 inches) Case Hardened Chrome Linear Rail Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 1](https://m.media-amazon.com/images/I/61IlF9PqHeS.jpg)
![Linear Motion Rods, FEYRINX 2PCS 8mm x 330mm (.315 x 12.99 inches) Case Hardened Chrome Linear Rail Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 2](https://m.media-amazon.com/images/I/61X+6TOkKgL.jpg)
![Linear Motion Rods, FEYRINX 2PCS 8mm x 330mm (.315 x 12.99 inches) Case Hardened Chrome Linear Rail Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 3](https://m.media-amazon.com/images/I/61otX9rpVZS.jpg)
![Linear Motion Rods, FEYRINX 2PCS 8mm x 330mm (.315 x 12.99 inches) Case Hardened Chrome Linear Rail Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 4](https://m.media-amazon.com/images/I/71DCQqas6CL.jpg)
![Linear Motion Rods, FEYRINX 2PCS 8mm x 330mm (.315 x 12.99 inches) Case Hardened Chrome Linear Rail Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 5](https://m.media-amazon.com/images/I/71AlQytFErS.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Maravillosas
*by A***R on 1 November 2025*

Se nota la calidad con solo verlas y sentir su peso, a darles duro en el cnc

### ⭐⭐⭐⭐⭐ Really 8mm
*by R***. on 19 December 2020*

I have a 3018CNC Reprap (Sainsmart) machine that had too much play in the Z-axis. When I measured the guide rods on the machine, they were three thousandths of an inch undersize. These Feyrinx rods arrived in two days, were the correct dimension, and corrected my problem when installed.

### ⭐⭐⭐⭐⭐ Great linear rods
*by M***K on 1 March 2021*

Awesome price for linear rods! Making a router sled with them.

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-09-28*