---
product_id: 314096492
title: "BELLA BAYS 4pcs 15.75 inch 400mm 2020 T Slot Aluminum Extrusion Profile European Standard Anodized Black Extruded Linear Rail Guide Frame for 3D Printer Laser Engraving Machine CNC Workbench DIY"
brand: "bella bays"
price: "$217"
currency: NZD
in_stock: true
reviews_count: 8
url: https://www.desertcart.nz/products/314096492-bella-bays-4pcs-15-75-inch-400mm-2020-t-slot
store_origin: NZ
region: New Zealand
---

# 400mm precision length Black anodized sleek finish 6063 T5 aluminum alloy strength BELLA BAYS 4pcs 15.75 inch 400mm 2020 T Slot Aluminum Extrusion Profile European Standard Anodized Black Extruded Linear Rail Guide Frame for 3D Printer Laser Engraving Machine CNC Workbench DIY

**Brand:** bella bays
**Price:** $217
**Availability:** ✅ In Stock

## Summary

> 🖤 Elevate your DIY game with precision and style!

## Quick Answers

- **What is this?** BELLA BAYS 4pcs 15.75 inch 400mm 2020 T Slot Aluminum Extrusion Profile European Standard Anodized Black Extruded Linear Rail Guide Frame for 3D Printer Laser Engraving Machine CNC Workbench DIY by bella bays
- **How much does it cost?** $217 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/314096492-bella-bays-4pcs-15-75-inch-400mm-2020-t-slot)

## Best For

- bella bays enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Premium ASTM 6063 T5 aluminum for unmatched durability
- • **Sleek & Smooth:** Advanced anodizing tech for a scratch-resistant, elegant black surface
- • **Precision Perfect:** ±0.5mm tolerance for flawless assembly
- • **Versatile Powerhouse:** Ideal for 3D printers, CNC, laser engraving & beyond
- • **Seamless Compatibility:** Fits all 20 series fasteners & accessories effortlessly

## Overview

The BELLA BAYS 4pcs 15.75 inch 2020 T Slot Aluminum Extrusion Profiles are crafted from premium ASTM 6063 T5 aluminum alloy, anodized in black for durability and sleek aesthetics. With ±0.5mm precision cutting and European standard compatibility, these extrusions are perfect for professional-grade 3D printers, CNC machines, laser engravers, and versatile DIY projects.

## Description

Full description not available

## Features

- 【In the Package】4pcs 15.75in(400mm) 2020 T slot Black Anodized European standard extruded profiles.
- 【Strong/Sturdy and High Durability】Made with premium ASTM 6063 T5 aluminum alloy for strong and sturdy performance. Adapting the latest anodizing technology for smooth surface and long life span.
- 【Precision Extruding/Cutting and Pro Packaged】Applying high standard precision extruding and precision cutting process with ±0.5mm tolerance in length. Professionally packaged to aviod scratch and flaw during logistic.
- 【Great Compatibility】Meeting European standard, easy installation with all 20 series fasteners and accessories like M3, M4, M5 T nuts, and pulley wheel.
- 【Wide Application】3D printer, CNC, DIY project, lasers engraving machine, automation equipment, workbenche, stand, furniture, fitness equipment, precision printer, automatic cutting machine, automobile retrofit etc.

## Images

![BELLA BAYS 4pcs 15.75 inch 400mm 2020 T Slot Aluminum Extrusion Profile European Standard Anodized Black Extruded Linear Rail Guide Frame for 3D Printer Laser Engraving Machine CNC Workbench DIY - Image 1](https://m.media-amazon.com/images/I/61w3yMz4REL.jpg)
![BELLA BAYS 4pcs 15.75 inch 400mm 2020 T Slot Aluminum Extrusion Profile European Standard Anodized Black Extruded Linear Rail Guide Frame for 3D Printer Laser Engraving Machine CNC Workbench DIY - Image 2](https://m.media-amazon.com/images/I/61GyFWXp3EL.jpg)
![BELLA BAYS 4pcs 15.75 inch 400mm 2020 T Slot Aluminum Extrusion Profile European Standard Anodized Black Extruded Linear Rail Guide Frame for 3D Printer Laser Engraving Machine CNC Workbench DIY - Image 3](https://m.media-amazon.com/images/I/61h+RZGk1lL.jpg)
![BELLA BAYS 4pcs 15.75 inch 400mm 2020 T Slot Aluminum Extrusion Profile European Standard Anodized Black Extruded Linear Rail Guide Frame for 3D Printer Laser Engraving Machine CNC Workbench DIY - Image 4](https://m.media-amazon.com/images/I/81jFK+3iYbL.jpg)
![BELLA BAYS 4pcs 15.75 inch 400mm 2020 T Slot Aluminum Extrusion Profile European Standard Anodized Black Extruded Linear Rail Guide Frame for 3D Printer Laser Engraving Machine CNC Workbench DIY - Image 5](https://m.media-amazon.com/images/I/81vINPAu22L.jpg)

## Available Options

This product comes in different **Color, Size, Number Of Items** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality, good tolerance
*by D***E on August 25, 2024*

These are not the heavy duty extrusions I'm accustomed to, but they were not meant to be. These are exactly as expected.

### ⭐⭐⭐⭐⭐ Came as described packaged good no damage for a bulky package.
*by T***E on May 4, 2025*

Is what it is came wrapped well no damage. Great price

### ⭐⭐⭐⭐⭐ Awesome
*by M***  on April 26, 2025*

The media could not be loaded. This was a great buy it saved me on a installation.Defenitely will buy more

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.nz/products/314096492-bella-bays-4pcs-15-75-inch-400mm-2020-t-slot](https://www.desertcart.nz/products/314096492-bella-bays-4pcs-15-75-inch-400mm-2020-t-slot)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-11*