---
product_id: 517242928
title: "KMC Bosch Gen 3 Super Narrow Direct Mount Chainring, Black, 38T, Chainline 47.5mm of 50.0mm"
brand: "kmc"
price: "S/.235"
currency: PEN
in_stock: true
url: https://www.desertcart.pe/products/517242928-kmc-bosch-gen-3-super-narrow-direct-mount-chainring-black
store_origin: PE
region: Peru
---

# Compatible with 9-12 speed chains 38T Teeth Chainline 47.5mm KMC Bosch Gen 3 Super Narrow Direct Mount Chainring, Black, 38T, Chainline 47.5mm of 50.0mm

**Brand:** kmc
**Price:** S/.235
**Availability:** ✅ In Stock

## Summary

> 🚴‍♀️ Elevate Your Ride with Precision Engineering!

## Quick Answers

- **What is this?** KMC Bosch Gen 3 Super Narrow Direct Mount Chainring, Black, 38T, Chainline 47.5mm of 50.0mm by kmc
- **How much does it cost?** S/.235 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/517242928-kmc-bosch-gen-3-super-narrow-direct-mount-chainring-black)

## Best For

- kmc enthusiasts

## Why This Product

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

## Key Features

- • **Universal Fit:** Compatible with a wide range of 9-12 speed chains.
- • **Lightweight Design:** Weighs only 290g for optimal performance.
- • **Durable Performance:** Achieve a minimum of 3500km with KMC e-bike chains.
- • **Precision Engineering:** Crafted from high-quality alloy steel for longevity.
- • **Seamless Compatibility:** Designed for Bosch Gen 3 Active Line and Performance Line.

## Overview

The KMC Bosch Gen 3 Super Narrow Direct Mount Chainring is a high-performance component designed for Bosch Gen 3 e-bikes, featuring a 38T size and a chainline of 47.5mm. Made from durable alloy steel, it ensures compatibility with 9-12 speed chains and promises a minimum lifespan of 3500km when paired with KMC e-bike chains. Weighing just 290g, this chainring is the perfect upgrade for any serious cyclist.

## Description

KMC Bosch Gen 3 Super Narrow Direct Mount Chainring, Black, 38T, Chainline 47.5mm of 50.0mm

## Features

- Suitable for Bosch Gen 3 Active Line, Active Line Plus (MY2018) and Performance Line (MY2020)
- Designed to work seamlessly with KMC e-bike chains, pair with an appropriate KMC e-bike chain to achive a minimum of 3500km
- Compatible with 9-12 speed chains (1/2" x 11/128")
- Chainline 47.5mm of 50.0mm
- 38 Teeth

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Color | Black |
| Size | 38T, Chainline 47.5mm of 50.0mm |
| Material type | Alloy Steel |
| Included components | 1 x Chainring |
| Brand | KMC |
| Department | Unisex |
| Manufacturer | KMC |
| Item model number | BFCB20138 |
| Package Dimensions | 20.9 x 18.9 x 1 cm; 290 g |
| ASIN | B09ST9VQ2W |

## Images

![KMC Bosch Gen 3 Super Narrow Direct Mount Chainring, Black, 38T, Chainline 47.5mm of 50.0mm - Image 1](https://m.media-amazon.com/images/I/81Cv-q29gBL.jpg)

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**Shop now:** [https://www.desertcart.pe/products/517242928-kmc-bosch-gen-3-super-narrow-direct-mount-chainring-black](https://www.desertcart.pe/products/517242928-kmc-bosch-gen-3-super-narrow-direct-mount-chainring-black)

---

*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-02-02*