---
product_id: 382926303
title: "UniTak3D Shaft Coupler 5mm to 8mm NEMA 17 Lead Screw Casing Rigid Coupling for Ender 3 V2 Ender 3 PRO CR10 CR10S Series 3D Printer and CNC Machine(Pack of 2Pcs)"
brand: "unitak3d"
price: "₨315"
currency: SCR
in_stock: true
url: https://www.desertcart.sc/products/382926303-unitak3d-shaft-coupler-5mm-to-8mm-nema-17-lead-screw
store_origin: SC
region: Seychelles
---

# Compact 20x25mm size Precision 5mm to 8mm shaft fit Rigid aluminum alloy build UniTak3D Shaft Coupler 5mm to 8mm NEMA 17 Lead Screw Casing Rigid Coupling for Ender 3 V2 Ender 3 PRO CR10 CR10S Series 3D Printer and CNC Machine(Pack of 2Pcs)

**Brand:** unitak3d
**Price:** ₨315
**Availability:** ✅ In Stock

## Summary

> ⚙️ Upgrade your 3D prints with zero wobble — because precision is power!

## Quick Answers

- **What is this?** UniTak3D Shaft Coupler 5mm to 8mm NEMA 17 Lead Screw Casing Rigid Coupling for Ender 3 V2 Ender 3 PRO CR10 CR10S Series 3D Printer and CNC Machine(Pack of 2Pcs) by unitak3d
- **How much does it cost?** ₨315 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/382926303-unitak3d-shaft-coupler-5mm-to-8mm-nema-17-lead-screw)

## Best For

- unitak3d enthusiasts

## Why This Product

- Trusted unitak3d brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Premium aluminum alloy:** Durable, lightweight metal ensures long-lasting performance
- • **Eliminate Z-axis wobble:** Say goodbye to print imperfections with stable shaft alignment
- • **Universal compatibility:** Seamlessly fits Ender 3 V2, PRO, CR10 series & Anet A8 printers
- • **Stress-free motor coupling:** Absorbs misalignment stress to protect your motor and drive parts
- • **Pack of 2 for dual upgrades:** Double the value to optimize multiple axes or machines

## Overview

The UniTak3D Shaft Coupler is a premium aluminum alloy rigid coupling designed to connect 5mm to 8mm shafts, eliminating Z-axis wobble and reducing stress on motors. Compatible with popular 3D printers like Ender 3 V2, PRO, CR10 series, and Anet A8, this compact 20x25mm coupler comes in a pack of two, offering a durable and precise upgrade for enhanced printing stability and machine longevity.

## Description

UniTak3D Shaft Coupler 5mm to 8mm NEMA 17 Lead Screw Casing Rigid Coupling for Ender 3 V2 Ender 3 PRO CR10 CR10S Series 3D Printer and CNC Machine(Pack of 2Pcs)

## Features

- 【Usage】:The 5mm to 8mm shaft coupler can fix the z-axis wobble and eliminate the stress between the motor and drive parts when shafts are not aligned perfectly.
- 【Application】:The Casing Rigid Couplings is compatible with Ender 3 V2,Ender 3 PRO,Ender 3,CR10,CR10S,CR10S PRO, Anet A8 3D printer.
- 【Material】：The Joint Connector is made of premium aluminum alloy.
- 【Size】:20(L)*25(H)mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | UniTak3D |
| Part number | Uni029-2 |
| Item Weight | 30 g |
| Manufacturer reference | Uni029-2 |
| Size | 20mm x 25mm |
| Colour | Silver |
| Material | Aluminium |
| Shape | Rectangular |
| Item Package Quantity | 1 |
| Number of Pieces | 2 |
| Cutting Diameter | 2E+1 Millimetres |
| Batteries included? | No |
| Batteries Required? | No |
| Item diameter | 2E+1 Millimetres |

## Product Details

- **Material:** Aluminium
- **Fastener type:** Coupling
- **Thread size:** 5 millimeters
- **Exterior finish:** Aluminium
- **Colour:** Silver
- **Metal type:** Aluminium
- **Brand:** UniTak3D
- **Inside-thread size:** M5 x M8
- **Size:** 20mm x 25mm
- **Item diameter:** 2E+1 Millimetres

## Images

![UniTak3D Shaft Coupler 5mm to 8mm NEMA 17 Lead Screw Casing Rigid Coupling for Ender 3 V2 Ender 3 PRO CR10 CR10S Series 3D Printer and CNC Machine(Pack of 2Pcs) - Image 1](https://m.media-amazon.com/images/I/613jR17SYxL.jpg)

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**Shop now:** [https://www.desertcart.sc/products/382926303-unitak3d-shaft-coupler-5mm-to-8mm-nema-17-lead-screw](https://www.desertcart.sc/products/382926303-unitak3d-shaft-coupler-5mm-to-8mm-nema-17-lead-screw)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-02-12*