---
product_id: 39754182
title: "OctagonStar Flexible Couplings 5mm to 5mm NEMA 17 Shaft for RepRap 3D Printer or CNC Machine（2PCS）"
brand: "octagonstar"
price: "¥3164"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/39754182-octagonstar-flexible-couplings-5mm-to-5mm-nema-17-shaft-reprap
store_origin: JP
region: Japan
---

# OctagonStar Flexible Couplings 5mm to 5mm NEMA 17 Shaft for RepRap 3D Printer or CNC Machine（2PCS）

**Brand:** octagonstar
**Price:** ¥3164
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** OctagonStar Flexible Couplings 5mm to 5mm NEMA 17 Shaft for RepRap 3D Printer or CNC Machine（2PCS） by octagonstar
- **How much does it cost?** ¥3164 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/39754182-octagonstar-flexible-couplings-5mm-to-5mm-nema-17-shaft-reprap)

## Best For

- octagonstar enthusiasts

## Why This Product

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

## Description

Flexible shaft couplers used in small CNC machines and 3D printers such as Prusa i3 or ORD Bot. Flex capability of the coupler removes stress when shafts are not aligned perfectly.

## Features

- Flexibility of this coupler removes stress between motor and driving component.
- Compatible with NEMA 17 stepper motors (for 5mm shaft diameter).
- Works for 3D printers and CNC machines.
- Dimensions: 19mm x 25mm.

## Images

![OctagonStar Flexible Couplings 5mm to 5mm NEMA 17 Shaft for RepRap 3D Printer or CNC Machine（2PCS） - Image 1](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T2/images/I/61j64u63bEL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/39754182-octagonstar-flexible-couplings-5mm-to-5mm-nema-17-shaft-reprap](https://www.desertcart.jp/products/39754182-octagonstar-flexible-couplings-5mm-to-5mm-nema-17-shaft-reprap)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-22*