---
product_id: 207691992
title: "Shimano BB-ES300 Bottom Bracket 73-121 mm"
brand: "shimano"
price: "KD 13.13"
currency: KWD
in_stock: true
url: https://www.desertcart.com.kw/products/207691992-shimano-bb-es300-bottom-bracket-73-121-mm
store_origin: KW
region: Kuwait
---

# Maintenance-free Easy install Rigid assembly Shimano BB-ES300 Bottom Bracket 73-121 mm

**Brand:** shimano
**Price:** KD 13.13
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Elevate Your Ride with Shimano's Precision Engineering!

## Quick Answers

- **What is this?** Shimano BB-ES300 Bottom Bracket 73-121 mm by shimano
- **How much does it cost?** KD 13.13 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/207691992-shimano-bb-es300-bottom-bracket-73-121-mm)

## 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

- • **Universal Fit:** Designed for unisex use, making it a versatile choice for all cyclists.
- • **Durable Sealing:** Sealed cartridge with oversized ball bearings keeps dirt, mud, and water at bay.
- • **Enhanced Rigidity:** Octalink splined axle ensures a more robust crank assembly compared to traditional designs.
- • **Effortless Installation:** Cartridge design allows for quick setup without the need for adjustments.
- • **Lightweight Performance:** Weighing only 0.31 kg, it adds minimal weight while maximizing efficiency.

## Overview

The Shimano BB-ES300 Bottom Bracket is a high-performance bike component designed for easy installation and superior durability. With its innovative cartridge design and Octalink splined interface, it offers a rigid crank assembly and maintenance-free operation, making it an ideal choice for cyclists seeking reliability and efficiency.

## Description

splined bottom bracket for use with Shimano Octal ink chain sets oversize BB spindle - Large 22 mm diameter hollow cold forged chrome-moly Pipe billet spindle reduces weight comma; increases strength and rigidity octal ink splined axle/crank arm interface - results in more rigid crank assembly compared to square tapered spindle sealed cartridge assembly with oversize ball Bearings - maintenance-free high Efficiency Rubber seals keep out dirt comma; mud and water cartridge design allows easy installation without adjustment.

## Features

- Cartridge design allows easy installation without adjustment
- Splined bottom bracket for use with Shimano Octalink chainsets
- Octalink splined axle/crank arm interface - results in more rigid crank assembly compared to square tapered spindle
- Sealed cartridge assembly with oversize ball bearings - maintenance-free high efficiency rubber seals keep out dirt, mud, and water

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Package Dimensions L x W x H | 5.63 x 2.48 x 1.81 inches |
| Package Weight | 0.31 Kilograms |
| Brand Name | SHIMANO |
| Model Name | Bbes300c21 |
| Color | Other |
| Material | other |
| Suggested Users | unisex |
| Manufacturer | Shimano |
| Part Number | BB-ES300 |
| Model Year | 2018 |
| Included Components | Bike Part |
| Size | One Size |

## Images

![Shimano BB-ES300 Bottom Bracket 73-121 mm - Image 1](https://m.media-amazon.com/images/I/71taHpINB3L.jpg)
![Shimano BB-ES300 Bottom Bracket 73-121 mm - Image 2](https://m.media-amazon.com/images/I/41r3jNzIAaL.jpg)
![Shimano BB-ES300 Bottom Bracket 73-121 mm - Image 3](https://m.media-amazon.com/images/I/41FbhBUGsQL.jpg)
![Shimano BB-ES300 Bottom Bracket 73-121 mm - Image 4](https://m.media-amazon.com/images/I/41SvDqOfEjL.jpg)

## Frequently Bought Together

- Shimano BB-ES300 Bottom Bracket 73-121 mm
- Park Tool Compact Crank Puller

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**Shop now:** [https://www.desertcart.com.kw/products/207691992-shimano-bb-es300-bottom-bracket-73-121-mm](https://www.desertcart.com.kw/products/207691992-shimano-bb-es300-bottom-bracket-73-121-mm)

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-01-23*