---
product_id: 496505490
title: "105 Fc-Rs520 12-Speed Crankset Black, 170Mm, 50-34T | 105 FC-RS520 12-Speed Road Crankset 50/34t 170mm | Alloy, Asymmetric BCD"
brand: "shimano"
price: "167478CFA"
currency: XOF
in_stock: true
reviews_count: 1
category: "Shimano"
url: https://www.desertcart.sn/products/496505490-105-fc-rs520-12-speed-crankset-black-170mm-50-34t
store_origin: SN
region: Senegal
---

# Multiple crankarm lengths (165-175mm) 12-speed drivetrain ready Aluminum arm, lightweight & durable 105 Fc-Rs520 12-Speed Crankset Black, 170Mm, 50-34T | 105 FC-RS520 12-Speed Road Crankset 50/34t 170mm | Alloy, Asymmetric BCD

**Brand:** shimano
**Price:** 167478CFA
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your ride with precision and style!

## Quick Answers

- **What is this?** 105 Fc-Rs520 12-Speed Crankset Black, 170Mm, 50-34T | 105 FC-RS520 12-Speed Road Crankset 50/34t 170mm | Alloy, Asymmetric BCD by shimano
- **How much does it cost?** 167478CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/496505490-105-fc-rs520-12-speed-crankset-black-170mm-50-34t)

## 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

- • **Effortless Installation:** Bolt circle diameter of 110mm with 4-bolt design ensures quick, secure mounting—get riding faster.
- • **Custom Fit for Every Ride:** Choose from four crankarm lengths (165mm to 175mm) to optimize your pedaling efficiency and comfort.
- • **Versatile Chainring Setup:** 50-34T chainring combo balances power and cadence for both climbing and sprinting.
- • **Lightweight Aluminum Build:** Durable yet featherlight aluminum arms reduce overall bike weight without compromising strength.
- • **Precision 12-Speed Compatibility:** Seamlessly integrates with Shimano’s latest 12-speed drivetrains for smooth, high-performance shifting.

## Overview

The Shimano 105 FC-RS520 12-Speed Crankset is a lightweight, aluminum crankset designed for 12-speed road bikes. Available in four crankarm lengths and featuring a 50-34T chainring combo, it offers versatile gearing for varied terrain. Its 110mm 4-bolt design ensures easy installation, making it a practical choice for riders seeking performance without premium pricing.

## Description

The Shimano 105 FC-RS520 12-Speed Crankset allows us to run Shimano's 12-speed drivetrains without having to spec a crankset that costs as much as a car payment. Available in four crankarm lengths from 165mm to 175mm with a 34 / 50t chainring combination, this crankset is versatile enough for any 12-speed road bike build.

Review: Works but not real Shimano - This is a fake. The genuine Shimano 105 features the logo on the crank arm.

## Features

- Arm Material: aluminum
- Arm Length: 165mm, 170mm, 172.5mm, 175mm
- Chainring Sizes: 34 / 50t
- Bolt Circle Diameter: 110mm
- Bolts: 4

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BFFRSGKY |
| Additional Features | Portable |
| Age Range Description | Adult |
| Best Sellers Rank | #1,353,379 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #1,656 in Bike Cranksets |
| Bike Type | Mountain Bike |
| Brand Name | SHIMANO |
| Color | Black |
| Customer Reviews | 1.0 1.0 out of 5 stars (1) |
| Included Components | Crankset |
| Is Assembly Required | No |
| Item Type Name | Crankset |
| Item Weight | 3.2 Pounds |
| Manufacturer | Shimano |
| Model Name | 105 FC-RS520 Crankset |
| Model Number | Shimano |
| Model Year | 2000 |
| Number Of Speeds | 12 |
| Power Source | Battery Powered |
| Size | 170mm, 50-34T |
| Specific Uses For Product | Crankset |
| Style Name | Crankset |
| Suspension Type | Dual |
| UPC | 192790172439 |
| Unit Count | 1.0 Count |
| Warranty Description | Limited Warranty |

## Product Details

- **Age Range (Description):** Adult
- **Bike Type:** Mountain Bike
- **Brand:** SHIMANO
- **Color:** Black
- **Included Components:** Crankset
- **Number of Speeds:** 12
- **Size:** 170mm, 50-34T
- **Special Feature:** Portable
- **Specific Uses For Product:** Crankset
- **Suspension Type:** Dual

## Images

![105 Fc-Rs520 12-Speed Crankset Black, 170Mm, 50-34T | 105 FC-RS520 12-Speed Road Crankset 50/34t 170mm | Alloy, Asymmetric BCD - Image 1](https://m.media-amazon.com/images/I/51smrew3XwL.jpg)

## Customer Reviews

### ⭐ Works but not real Shimano
*by J***I on September 19, 2025*

This is a fake. The genuine Shimano 105 features the logo on the crank arm.

## Frequently Bought Together

- SHIMANO 105 Fc-Rs520 12-Speed Crankset Black, 170Mm, 50-34T
- Hapleby 10PCS Premium Bike Shift Cable, Professional Bicycle Shift Wire Kit for Mountain and Road Bicycle, for Free 5 O-Rings, 10 End Ferrules and 20 End Caps

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**Shop now:** [https://www.desertcart.sn/products/496505490-105-fc-rs520-12-speed-crankset-black-170mm-50-34t](https://www.desertcart.sn/products/496505490-105-fc-rs520-12-speed-crankset-black-170mm-50-34t)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-08-24*