---
product_id: 842314853
title: "10pcs 2mm to 3mm Brass Shaft Coupling Joint Connector, Motor Shaft Extension Connector"
brand: "qcdeng"
price: "¥3826"
currency: JPY
in_stock: true
category: "Qcdeng"
url: https://www.desertcart.jp/products/842314853-10pcs-2mm-to-3mm-brass-shaft-coupling-joint-connector-motor
store_origin: JP
region: Japan
---

# Complete kit with wrench & screws Precision 2mm to 3mm fit Durable brass, corrosion & oil resistant 10pcs 2mm to 3mm Brass Shaft Coupling Joint Connector, Motor Shaft Extension Connector

**Brand:** qcdeng
**Price:** ¥3826
**Availability:** ✅ In Stock

## Summary

> 🔩 Elevate your motor game with precision and durability!

## Quick Answers

- **What is this?** 10pcs 2mm to 3mm Brass Shaft Coupling Joint Connector, Motor Shaft Extension Connector by qcdeng
- **How much does it cost?** ¥3826 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/842314853-10pcs-2mm-to-3mm-brass-shaft-coupling-joint-connector-motor)

## Best For

- qcdeng enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Premium brass construction resists heat, corrosion, and oil for long-term reliability
- • **Seamless Shaft Sync:** Effortlessly connect 2mm to 3mm shafts for flawless motor performance
- • **All-in-One Convenience:** Includes 10 couplings, 40 screws, and 2 Allen wrenches—ready for any project
- • **Trusted Quality & Support:** Backed by a 1-year warranty and top-rated by professionals
- • **Versatile Motor Compatibility:** Perfect for various motor types, ensuring broad industrial and DIY use

## Overview

The QCDENG 10pcs Brass Shaft Coupling Connectors provide a precise 2mm to 3mm shaft extension solution crafted from high-quality brass for superior heat, corrosion, and oil resistance. This comprehensive set includes 10 couplings, 40 screws, and 2 Allen wrenches, making it ideal for diverse motor applications. Rated 4.6 stars with a 1-year warranty, it’s the reliable choice for professionals seeking durable and versatile shaft connectors.

## Description

QCDENG 10pcs 2mm to 3mm Brass Shaft Coupling Joint Connector, Motor Shaft Extension Connector: desertcart.com: Industrial & Scientific

## Features

- 🛒Material: Made of high-quality brass, high temperature resistance, corrosion resistance and oil resistance, long service life
- 🛒Size: 2mm to 3mm
- 🛒Packing list: 10 x Motor Shaft Coupling Connector 2 x Allen Wrench 40 x Screws
- 🛒Product Usage: Connect two shafts of different specifications to achieve the purpose of changing shafts
- 🛒Application: With wrench and screw, widely used in various motors

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B1PR9BQG |
| Best Sellers Rank | #247,579 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #107 in Rigid Set Screw Couplings |
| Brand | QCDENG |
| Color | Yellow |
| Compatible Groove Diameter | 2 Millimeters |
| Customer Reviews | 4.6 4.6 out of 5 stars (122) |
| Drive Style | hax |
| Exterior Finish | Brass |
| Fastener Type | Coupling |
| Finish Types | Unfinished |
| Grade Rating | industrial |
| Item Diameter | 2 Millimeters |
| Manufacturer | QCQIANG |
| Material Type | Brass |
| Metal Type | Brass |
| Model | QCQIANG |
| Number Of Items | 10 |
| Part Number | QCQIANG |
| Screw Head Style | Flat |
| Size Name | 2mm to 3mm |
| Warranty Description | 1 year warranty |

## Product Details

- **Color:** Yellow
- **Exterior Finish:** Brass
- **Fastener Type:** Coupling
- **Material:** Brass
- **Metal Type:** Brass

## Images

![10pcs 2mm to 3mm Brass Shaft Coupling Joint Connector, Motor Shaft Extension Connector - Image 1](https://m.media-amazon.com/images/I/71lcn5oeEXL.jpg)
![10pcs 2mm to 3mm Brass Shaft Coupling Joint Connector, Motor Shaft Extension Connector - Image 2](https://m.media-amazon.com/images/I/71Z-feVPAyL.jpg)
![10pcs 2mm to 3mm Brass Shaft Coupling Joint Connector, Motor Shaft Extension Connector - Image 3](https://m.media-amazon.com/images/I/71KCH1UnW1L.jpg)
![10pcs 2mm to 3mm Brass Shaft Coupling Joint Connector, Motor Shaft Extension Connector - Image 4](https://m.media-amazon.com/images/I/61FNyGl1BDL.jpg)
![10pcs 2mm to 3mm Brass Shaft Coupling Joint Connector, Motor Shaft Extension Connector - Image 5](https://m.media-amazon.com/images/I/615cMiT5cTL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.jp/products/842314853-10pcs-2mm-to-3mm-brass-shaft-coupling-joint-connector-motor](https://www.desertcart.jp/products/842314853-10pcs-2mm-to-3mm-brass-shaft-coupling-joint-connector-motor)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-07-17*