---
product_id: 316468832
title: "Aopin2mm to 5mm Rigid Couplings Shaft Stepper Motor, Length 20mm / 0.79\" Coupler Motor Connector Casing Joint with Screw for 3D Printer, RC Robot, Car Model Shaft, CNC Machine, DIY Encoder 2 Pcs"
brand: "aopin"
price: "€ 73.02"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/316468832-aopin2mm-to-5mm-rigid-couplings-shaft-stepper-motor-length-20mm
store_origin: FI
region: Finland
---

# Temperature range -80℃ to +300℃ 2mm to 5mm shaft size High-quality aluminum alloy Aopin2mm to 5mm Rigid Couplings Shaft Stepper Motor, Length 20mm / 0.79" Coupler Motor Connector Casing Joint with Screw for 3D Printer, RC Robot, Car Model Shaft, CNC Machine, DIY Encoder 2 Pcs

**Brand:** aopin
**Price:** € 73.02
**Availability:** ✅ In Stock

## Summary

> 🔧 Connect with Confidence!

## Quick Answers

- **What is this?** Aopin2mm to 5mm Rigid Couplings Shaft Stepper Motor, Length 20mm / 0.79" Coupler Motor Connector Casing Joint with Screw for 3D Printer, RC Robot, Car Model Shaft, CNC Machine, DIY Encoder 2 Pcs by aopin
- **How much does it cost?** € 73.02 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/316468832-aopin2mm-to-5mm-rigid-couplings-shaft-stepper-motor-length-20mm)

## Best For

- aopin enthusiasts

## Why This Product

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

## Key Features

- • **📦 Value Pack:** Includes 2 rigid couplings with screws for all your projects.
- • **⚡ High Efficiency:** Minimizes noise and wear while maximizing torque transmission.
- • **🛡️ Built to Last:** Anodized aluminum for superior corrosion resistance.
- • **🌪️ Shock Absorption:** Designed to handle vibrations and shocks effortlessly.
- • **🔗 Unmatched Versatility:** Perfect for 3D printers, CNC machines, and more!

## Overview

The Aopin 2mm to 5mm Rigid Couplings are engineered for precision and durability, making them ideal for a variety of applications including 3D printing, CNC machining, and robotics. Crafted from high-quality aluminum alloy, these couplings feature a robust anodized finish for enhanced corrosion resistance and can operate in extreme temperatures. With a focus on efficiency, they provide excellent shock absorption and noise reduction, ensuring smooth operation in demanding environments.

## Description

Aopin2mm to 5mm Rigid Couplings Shaft Stepper Motor, Length 20mm / 0.79" Coupler Motor Connector Casing Joint with Screw for 3D Printer, RC Robot, Car Model Shaft, CNC Machine, DIY Encoder 2 Pcs

## Features

- ❤Rigid Couplings Set Screw Shaft Size : 2mm to 5mm / 0.08" to 0.20". Coupling With M4 Fastening Screws. Outer Diameter: 12mm / 0.47", Length 20mm / 0.79".
- ❤Shaft Coupling Rigid Are Used In Servo Motor Systems, 3D Printer, Cnc Machine, Diy Encoderspindle Transmissions, Stepping Motors, Lifting Platforms, Machine Tool Transmissions, Stepping Motors, Encoders, Screw Drives, Machine Platforms Or Gearboxes, Etc. The Purpose Is To Firmly Connect The Driving Shaft And The Driven Shaft To Rotate Together And Transmit Motion And Torque. Great Suitable For Short Support Shaft, Bushing Model, Miniature Shaft, Model Airplane/ Boat / Car.
- ❤2mm to 5mm Rigid Couplings Set Screw Material: High-Quality Aluminum Alloy Material, The Surface Is Treated By Anodizing, With Superior Corrosion Resistance. Fixed By Screws; Main Color: Red, Suitable For Working In High Temperature (-80℃ / +300℃) And Harsh Environments, Even If There Is Vibration And Shock , It Is Still Safe To Move.
- ❤Compensate For Axial And Radial Offset. Shock Mitigation, Vibration Absorption, High Transmission Efficiency, Noise Reduction, And Low Wear. When The Rated Torque Is Exceeded, The Coupling Can Protect The Safety Of The Linkage.
- ❤Package: 2 Pcs Rigid Couplings with Screw. Aopin Recommends Using M2 Hex Wrench!

## Images

![Aopin2mm to 5mm Rigid Couplings Shaft Stepper Motor, Length 20mm / 0.79" Coupler Motor Connector Casing Joint with Screw for 3D Printer, RC Robot, Car Model Shaft, CNC Machine, DIY Encoder 2 Pcs - Image 1](https://m.media-amazon.com/images/I/51pwbsANacL.jpg)
![Aopin2mm to 5mm Rigid Couplings Shaft Stepper Motor, Length 20mm / 0.79" Coupler Motor Connector Casing Joint with Screw for 3D Printer, RC Robot, Car Model Shaft, CNC Machine, DIY Encoder 2 Pcs - Image 2](https://m.media-amazon.com/images/I/61XYThIhGpL.jpg)
![Aopin2mm to 5mm Rigid Couplings Shaft Stepper Motor, Length 20mm / 0.79" Coupler Motor Connector Casing Joint with Screw for 3D Printer, RC Robot, Car Model Shaft, CNC Machine, DIY Encoder 2 Pcs - Image 3](https://m.media-amazon.com/images/I/61UaoTCn34L.jpg)
![Aopin2mm to 5mm Rigid Couplings Shaft Stepper Motor, Length 20mm / 0.79" Coupler Motor Connector Casing Joint with Screw for 3D Printer, RC Robot, Car Model Shaft, CNC Machine, DIY Encoder 2 Pcs - Image 4](https://m.media-amazon.com/images/I/61HPJZG9iIL.jpg)
![Aopin2mm to 5mm Rigid Couplings Shaft Stepper Motor, Length 20mm / 0.79" Coupler Motor Connector Casing Joint with Screw for 3D Printer, RC Robot, Car Model Shaft, CNC Machine, DIY Encoder 2 Pcs - Image 5](https://m.media-amazon.com/images/I/61SkFiRX2kL.jpg)

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**Shop now:** [https://www.desertcart.fi/products/316468832-aopin2mm-to-5mm-rigid-couplings-shaft-stepper-motor-length-20mm](https://www.desertcart.fi/products/316468832-aopin2mm-to-5mm-rigid-couplings-shaft-stepper-motor-length-20mm)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-23*