---
product_id: 390858942
title: "U3store Square Taper JIS Bottom Bracket 68122.5mm Replacement for Mountain Bike Replace BB-UN26"
brand: "u3store"
price: "1255 som"
currency: KGS
in_stock: false
url: https://www.desertcart.kg/products/390858942-u3store-square-taper-jis-bottom-bracket-68122-5mm-replacement-mountain
store_origin: KG
region: Kyrgyzstan
---

# 122.5mm spindle length - optimal power transfer English thread - secure, reliable install 68mm shell size - perfect fit U3store Square Taper JIS Bottom Bracket 68122.5mm Replacement for Mountain Bike Replace BB-UN26

**Brand:** u3store
**Price:** 1255 som
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Upgrade your ride with precision power!

## Quick Answers

- **What is this?** U3store Square Taper JIS Bottom Bracket 68122.5mm Replacement for Mountain Bike Replace BB-UN26 by u3store
- **How much does it cost?** 1255 som with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/390858942-u3store-square-taper-jis-bottom-bracket-68122-5mm-replacement-mountain)

## Best For

- u3store enthusiasts

## Why This Product

- Trusted u3store brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Optimized Spindle Length:** 122.5mm spindle delivers efficient power transfer for those challenging trails.
- • **Reliable English Threading:** Easy installation with a secure, industry-standard thread type.
- • **Ready to Ride Out of the Box:** Includes one high-quality bottom bracket, designed to upgrade your ride instantly.
- • **Durable Square Taper JIS Interface:** Engineered for long-lasting strength and smooth pedaling experience.
- • **Precision Fit for Peak Performance:** 68mm shell size ensures seamless compatibility with most mountain bike frames.

## Overview

The U3store Square Taper JIS Bottom Bracket features a 68mm shell size and 122.5mm spindle length with an English thread type, designed for mountain bike drivetrains. Built for durability and smooth pedaling, it offers a reliable replacement option to enhance your cycling performance.

## Description

Specifications:  Interface: Square Taper JIS Shell Size: 68 millimeter Spindle Length: 122.5 millimeter Thread Type: English Item model number: 135560  Package Includes:  1 x square taper bottom bracket as pictured

## Features

- High quality square taper bottom bracket.
- Shell size: 68 millimeter; Spindle length: 122.5 millimeter.
- Square taper JIS interface, English thread type.
- Package includes 1 square taper bottom bracket as pictured.
- If you have any question, please feel free to contact us.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Batteries Included? | No |
| Brand | U3store |
| Manufacturer | U3store |
| Manufacturer reference | U3LJ55 |
| Package Dimensions | 15.9 x 8.41 x 4.6 cm; 0.28 g |
| ASIN | B08N63X775 |

## Images

![U3store Square Taper JIS Bottom Bracket 68122.5mm Replacement for Mountain Bike Replace BB-UN26 - Image 1](https://m.media-amazon.com/images/I/51ZfK3ZTIUL.jpg)
![U3store Square Taper JIS Bottom Bracket 68122.5mm Replacement for Mountain Bike Replace BB-UN26 - Image 2](https://m.media-amazon.com/images/I/61KWbDeyHnL.jpg)
![U3store Square Taper JIS Bottom Bracket 68122.5mm Replacement for Mountain Bike Replace BB-UN26 - Image 3](https://m.media-amazon.com/images/I/61pODCm-NEL.jpg)
![U3store Square Taper JIS Bottom Bracket 68122.5mm Replacement for Mountain Bike Replace BB-UN26 - Image 4](https://m.media-amazon.com/images/I/611BkE-KsoL.jpg)
![U3store Square Taper JIS Bottom Bracket 68122.5mm Replacement for Mountain Bike Replace BB-UN26 - Image 5](https://m.media-amazon.com/images/I/61nBBgPDeDL.jpg)

---

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**Shop now:** [https://www.desertcart.kg/products/390858942-u3store-square-taper-jis-bottom-bracket-68122-5mm-replacement-mountain](https://www.desertcart.kg/products/390858942-u3store-square-taper-jis-bottom-bracket-68122-5mm-replacement-mountain)

---

*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-05-12*