---
product_id: 12186383
title: "Cyrusher 1 PCS Steel Iron Mountain Bicycle Road Bike Rear Derailleur Guard Chain Gear Protector …"
brand: "cyrusher"
price: "€ 0.58"
currency: EUR
in_stock: false
reviews_count: 8
url: https://www.desertcart.ie/products/12186383-cyrusher-1-pcs-steel-iron-mountain-bicycle-road-bike-rear
store_origin: IE
region: Ireland
---

# Easy install Universal fit Durable protection Cyrusher 1 PCS Steel Iron Mountain Bicycle Road Bike Rear Derailleur Guard Chain Gear Protector …

**Brand:** cyrusher
**Price:** € 0.58
**Availability:** ❌ Out of Stock

## Summary

> 🚴‍♂️ Gear up for adventure with unbeatable protection!

## Quick Answers

- **What is this?** Cyrusher 1 PCS Steel Iron Mountain Bicycle Road Bike Rear Derailleur Guard Chain Gear Protector … by cyrusher
- **How much does it cost?** € 0.58 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/12186383-cyrusher-1-pcs-steel-iron-mountain-bicycle-road-bike-rear)

## Best For

- cyrusher enthusiasts

## Why This Product

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

## Key Features

- • **Sleek Aesthetic:** Brand new black finish adds a touch of style to your bike.
- • **Protect Your Ride:** Safeguard your rear derailleur with this robust guard.
- • **Lightweight Design:** Weighs only 0.15 lbs for minimal impact on performance.
- • **Quick Installation:** No tools required—install and remove in seconds!
- • **Universal Compatibility:** Fits most QR MTB, road, and folding bikes effortlessly.

## Overview

The Cyrusher Steel Iron Mountain Bicycle Rear Derailleur Guard is a high-quality, universal fit protector designed to shield your bike's rear derailleur and wiring from damage. Weighing just 0.15 pounds and measuring 5.5 x 4 x 1.8 inches, it offers easy installation and a sleek black finish, making it a must-have accessory for any cycling enthusiast.

## Description



## Features

- Solid to attach to the bike to protect the rear derailleur.
- Useful to protect the wiring of a rear wheel hub motor for your electric bike
- Universal fit and suitable for most QR MTB, road bicycle and folding bicycle
- Easy to install and remove; Protect bike gears and rear derailleur
- Brand new and high quality in black color

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Package Dimensions L x W x H | 5.5 x 4 x 1.8 inches |
| Package Weight | 0.15 Pounds |
| Brand Name | Cyrusher |
| Manufacturer | Cyrusher |
| Part Number | 202120212021 |

## Images

![Cyrusher 1 PCS Steel Iron Mountain Bicycle Road Bike Rear Derailleur Guard Chain Gear Protector … - Image 1](https://m.media-amazon.com/images/I/51nFCFDOBaL.jpg)
![Cyrusher 1 PCS Steel Iron Mountain Bicycle Road Bike Rear Derailleur Guard Chain Gear Protector … - Image 2](https://m.media-amazon.com/images/I/51zZUAfuufL.jpg)
![Cyrusher 1 PCS Steel Iron Mountain Bicycle Road Bike Rear Derailleur Guard Chain Gear Protector … - Image 3](https://m.media-amazon.com/images/I/71nySw-SgEL.jpg)
![Cyrusher 1 PCS Steel Iron Mountain Bicycle Road Bike Rear Derailleur Guard Chain Gear Protector … - Image 4](https://m.media-amazon.com/images/I/61MiUOONlAL.jpg)
![Cyrusher 1 PCS Steel Iron Mountain Bicycle Road Bike Rear Derailleur Guard Chain Gear Protector … - Image 5](https://m.media-amazon.com/images/I/61IU-fjDkKL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great for protection
  

*by Z***3 on Reviewed in the United States on October 19, 2017*

Does the job i was at a skatepark and my bike dropped into a concrete pit and landed on the  back shifter but it was still ok because this protector took all the impact and bent so i bent it back and all was good as new

### ⭐ 1.0 out of 5 stars







  
  
    Questionable quality
  

*by A***I on Reviewed in the United States on March 16, 2023*



### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    I actually used this to protect the wiring of a ...
  

*by A***T on Reviewed in the United States on October 5, 2015*

I actually used this to protect the wiring of a rear wheel hub motor for my electric bike.  Had to enlarge the hole using a 31/64th" drill, then it fits well.  Solid construction.  No fears now if the bike were to get laid down.

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**Shop now:** [https://www.desertcart.ie/products/12186383-cyrusher-1-pcs-steel-iron-mountain-bicycle-road-bike-rear](https://www.desertcart.ie/products/12186383-cyrusher-1-pcs-steel-iron-mountain-bicycle-road-bike-rear)

---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-06*