---
product_id: 58472285
title: "4Pcs 0840UU 8mm Groove Guide Pulley Sealed Rail Ball Bearing 8x40x20.7mm by Farmunion"
brand: "farmunion"
price: "¥4879"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/58472285-4pcs-0840uu-8mm-groove-guide-pulley-sealed-rail-ball-bearing
store_origin: JP
region: Japan
---

# 4Pcs 0840UU 8mm Groove Guide Pulley Sealed Rail Ball Bearing 8x40x20.7mm by Farmunion

**Brand:** farmunion
**Price:** ¥4879
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 4Pcs 0840UU 8mm Groove Guide Pulley Sealed Rail Ball Bearing 8x40x20.7mm by Farmunion by farmunion
- **How much does it cost?** ¥4879 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/58472285-4pcs-0840uu-8mm-groove-guide-pulley-sealed-rail-ball-bearing)

## Best For

- farmunion enthusiasts

## Why This Product

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

## Description

U type pulley, the internal bearing fine bearing steel. Strong bearing capacity, flexible rotation, internal upgrade stainless steel bearings,can be used in the wet environment, not rust.  Package include: 4Pcs 0840UU 8mm Groove Guide Pulley Sealed Rail Ball Bearing

## Features

- 100% New and High Quality
- Inside diameter: 8MM
- Outside diameter: 40MM
- Thickness:20.7MM
- Color: black;Quantity: 4pcs

## Images

![4Pcs 0840UU 8mm Groove Guide Pulley Sealed Rail Ball Bearing 8x40x20.7mm by Farmunion - Image 1](https://images-na.ssl-images-amazon.com/images/I/41hbCFxkH5L.jpg)
![4Pcs 0840UU 8mm Groove Guide Pulley Sealed Rail Ball Bearing 8x40x20.7mm by Farmunion - Image 2](https://images-na.ssl-images-amazon.com/images/I/41fYTa1Zd7L.jpg)
![4Pcs 0840UU 8mm Groove Guide Pulley Sealed Rail Ball Bearing 8x40x20.7mm by Farmunion - Image 3](https://images-na.ssl-images-amazon.com/images/I/41VtTz3EvzL.jpg)

---

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**Shop now:** [https://www.desertcart.jp/products/58472285-4pcs-0840uu-8mm-groove-guide-pulley-sealed-rail-ball-bearing](https://www.desertcart.jp/products/58472285-4pcs-0840uu-8mm-groove-guide-pulley-sealed-rail-ball-bearing)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-11-03*