---
product_id: 295522317
title: "SHIMANO BB-UN300 bottom bracket British thread, 68-122.5 mm (LL123), silver, One Size, EBBUN300B23X"
brand: "shimano"
price: "₪164"
currency: ILS
in_stock: true
url: https://www.desertcart.co.il/products/295522317-shimano-bb-un300-bottom-bracket-british-thread-68-122-5
store_origin: IL
region: Israel
---

# Square Taper BSA Fit 68mm British Thread Shell Sealed Cartridge Bearings SHIMANO BB-UN300 bottom bracket British thread, 68-122.5 mm (LL123), silver, One Size, EBBUN300B23X

**Brand:** shimano
**Price:** ₪164
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Pedal Smooth, Ride Strong — The Classic Upgrade You Can't Miss!

## Quick Answers

- **What is this?** SHIMANO BB-UN300 bottom bracket British thread, 68-122.5 mm (LL123), silver, One Size, EBBUN300B23X by shimano
- **How much does it cost?** ₪164 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/295522317-shimano-bb-un300-bottom-bracket-british-thread-68-122-5)

## Best For

- shimano enthusiasts

## Why This Product

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

## Key Features

- • **Durable & Maintenance-Free:** Built tough with hard-wearing materials and sealed design for long-lasting performance without the hassle of adjustments.
- • **Precision Engineered Bearings:** Experience ultra-smooth pedaling with super-accurate, maintenance-free sealed cartridge bearings that keep grit and moisture out.
- • **Quick & Hassle-Free Installation:** Get back on the road faster with a bottom bracket that installs easily and fits perfectly every time.
- • **Classic British Thread Compatibility:** Designed for traditional 68mm BSA threaded shells, ensuring seamless integration with your trusted chainset.
- • **Streamlined Design for Cable Routing:** Narrow body profile provides optimal clearance for under-bottom bracket cable routing—clean, efficient, and professional.

## Overview

The SHIMANO BB-UN300 is a high-quality, maintenance-free bottom bracket featuring a 68mm British threaded shell and square taper BSA fitting. Its sealed cartridge bearings ensure smooth operation and durability, while the narrow design allows for efficient cable routing. Ideal for cyclists seeking reliable performance with easy installation and long-lasting wear.

## Description

SHIMANO BB-UN300 bottom bracket British thread, 68-122.5 mm (LL123), silver, One Size, EBBUN300B23X

## Features

- 68mm Threaded Shell
- BC 1.37
- Square Taper, BSA

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Color | Black |
| Size | One Size |
| Height | 5 centimetres |
| Item display length | 17 centimetres |
| Weight | 0.4 Kilograms |
| Item display width | 5 centimetres |
| Material type | Plastic |
| Outer material | Synthetic |
| Included components | Bottom Brackets |
| Batteries included? | No |
| Brand | SHIMANO |
| Department | Unisex |
| Manufacturer | Shimano |
| Item model number | EBBUN300B23X |
| ASIN | B08C75T4B4 |

## Images

![SHIMANO BB-UN300 bottom bracket British thread, 68-122.5 mm (LL123), silver, One Size, EBBUN300B23X - Image 1](https://m.media-amazon.com/images/I/41Hg-aQl3KL.jpg)

## Frequently Bought Together

- SHIMANO BB-UN300 bottom bracket British thread, 68-122.5 mm (LL123), silver, One Size, EBBUN300B23X
- Shimano HG40 116 W/CL Chain - Grey, 6/7/8 Speed
- Bicycle Crank Extractor Puller, Bike Crank Puller Tool Set, Bottom Bracket Remover, 16mm Wrench Spanner Set, Bicycle Removal Repair Tool for Mountain Bike Bicycle MTB Square Threaded Crankset

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**Shop now:** [https://www.desertcart.co.il/products/295522317-shimano-bb-un300-bottom-bracket-british-thread-68-122-5](https://www.desertcart.co.il/products/295522317-shimano-bb-un300-bottom-bracket-british-thread-68-122-5)

---

*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-02-21*