---
product_id: 584906766
title: "104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring Single Chainring for 7/8/9/10/11/12-Speed (Round)"
brand: "deckas"
price: "28181CFA"
currency: XOF
in_stock: false
reviews_count: 5
category: "Deckas"
url: https://www.desertcart.sn/products/584906766-104bcd-40t-42t-44t-46t-48t-50t-52t-narrow-wide
store_origin: SN
region: Senegal
---

# 104BCD bolt circle diameter - precise fit for Shimano & SRAM Narrow-wide tooth design - max chain retention & noise reduction 7075 aluminum alloy - ultra durable & lightweight 104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring Single Chainring for 7/8/9/10/11/12-Speed (Round)

**Brand:** deckas
**Price:** 28181CFA
**Availability:** ❌ Out of Stock

## Summary

> 🚴‍♂️ Upgrade your ride with precision and power — never miss a pedal stroke!

## Quick Answers

- **What is this?** 104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring Single Chainring for 7/8/9/10/11/12-Speed (Round) by deckas
- **How much does it cost?** 28181CFA with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/584906766-104bcd-40t-42t-44t-46t-48t-50t-52t-narrow-wide)

## Best For

- deckas enthusiasts

## Why This Product

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

## Key Features

- • **Lightweight Durability:** Premium 7075 anodized aluminum alloy ensures strength without the weight penalty
- • **Precision Engineered Fit:** Perfect 104mm BCD compatibility for seamless crankset integration
- • **Next-Level Chain Security:** Innovative narrow-wide teeth reduce chain drops and friction for smoother rides
- • **Versatile Speed Compatibility:** Supports 7 to 12-speed drivetrains, future-proofing your bike setup
- • **Gift-Ready Performance Upgrade:** Ideal present for cycling enthusiasts aiming to boost efficiency and style

## Overview

The DECKAS 104BCD Narrow Wide Chainring is crafted from high-quality 7075 anodized aluminum alloy, offering a lightweight yet durable upgrade for 7 to 12-speed drivetrains. Its innovative narrow-wide tooth profile maximizes chain retention, reduces noise, and extends wear life, fitting most Shimano and SRAM cranksets with a precise 104mm bolt circle diameter. Available in multiple tooth counts (40T to 52T), this chainring is perfect for road, mountain, BMX, and e-bikes, delivering enhanced performance and reliability for serious cyclists.

## Description

DECKAS Round Oval 104BCD 32T 34T 36T 38T 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring Single Chainring for 7/8/9/10/11/12 Speed, Perfect for Most Bicycle Road Bike Mountain Bike BMX MTB Fixie Track Fixed-Gear BicycleMaterial: High quality 7075 aluminum alloy,Anodized surfaceColor: Black,RedRange: 32T,34T,36T,38TCompatibility: 9/10/11 speedSize/BCD: 104BCDWeight: 32T/41g,34T/50g,36T/55g,38T/60gPackage Included:1*104BCD Narrow Wide chainringFeature:1.The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.2.Larger wide tooth design provides maximum ring durability and drop performance.3.Super durable and light weight.4.Excellent Fit and Great Value.5.Easy to install and fits perfectly the 104mm bolt pattern.Installation Notes:1.This chainring's BCD(bolt circle diameter) is 104mm. Before submiting the purchasement, please make sure that your crankset's BCD is 104mm,otherwise they won't fit.2.Most of the cranksets from SHIMANO and SRAM will fit. For cranksets from other brands, please check on the diameter first.

Review: Perfectly made high quality product. Fitted to my Super 73 RXE like a glove. Original was 44 tooth which I replaced with a Deckas 52 tooth. The desired outcome was more range and ability to use the 10 speed efficiently. Highly recommended this product.
Review: Very happy with the service will order again

## Features

- Material: High quality 7075 aluminum alloy,Anodized surface.
- The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise, larger wide tooth design provides maximum ring durability and drop performance.
- Suitable for most of Shimano and Sram cranksets, Please confirm that your crank BCD specification is correct before purchase.
- Gift: You may find it a gift option to your husband, wife, boyfriend, girlfriend, or gift for your kids' bike for back to school gift, Christmas gift, Valentine's day gift, Mother's day or Father's day gift, thanksGiving gift or New year gifts, for mountain bike, fat bike or e-bike.
- Package include: 1 x 104BCD narrow wide chainring.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B94FCRYY |
| Batteries Included? | No |
| Best Sellers Rank | #40,364 in Sporting Goods ( See Top 100 in Sporting Goods ) #96 in Bike Drivetrain Components |
| Brand | DECKAS |
| Color | Round Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,671) |
| Date First Available | 18 August 2022 |
| Item model number | 104-Round Black 38T |
| Manufacturer | DECKAS |
| Material Type | aluminum-alloy |
| Outer Material | aluminum-alloy |
| Package Dimensions | 18.39 x 18.21 x 0.79 cm; 100 g |
| Size | 38T Round |

## Product Details

- **Brand:** DECKAS
- **Load capacity:** 2.5E+2 kg
- **Material:** aluminum-alloy
- **Recommended uses for product:** mountain biking, road biking, BMX, MTB, fixie, track cycling
- **Strand type:** Single

## Images

![104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring Single Chainring for 7/8/9/10/11/12-Speed (Round) - Image 1](https://m.media-amazon.com/images/I/71mVb8SGsbL.jpg)
![104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring Single Chainring for 7/8/9/10/11/12-Speed (Round) - Image 2](https://m.media-amazon.com/images/I/71MKMQsvhgL.jpg)
![104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring Single Chainring for 7/8/9/10/11/12-Speed (Round) - Image 3](https://m.media-amazon.com/images/I/81k0l8S7U1L.jpg)
![104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring Single Chainring for 7/8/9/10/11/12-Speed (Round) - Image 4](https://m.media-amazon.com/images/I/61+Qu8NljtL.jpg)
![104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring Single Chainring for 7/8/9/10/11/12-Speed (Round) - Image 5](https://m.media-amazon.com/images/I/81k8vOxrPzL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by R***D on 17 October 2023*

Perfectly made high quality product. Fitted to my Super 73 RXE like a glove. Original was 44 tooth which I replaced with a Deckas 52 tooth. The desired outcome was more range and ability to use the 10 speed efficiently. Highly recommended this product.

### ⭐⭐⭐⭐⭐ Review
*by B***B on 20 February 2022*

Very happy with the service will order again

### ⭐⭐⭐⭐ Review
*by B***) on 26 April 2024*

GIANT ESCAPE R DISK LTDをシングル化するためラウンド42Tを購入。 クランクはそのまま使用、ボルトも短く加工すればオリジナルを使用出来ました。 (コッタレス抜かなくても付け替え可) ナローワイドなので大丈夫かなとは思いますが、私は念のためチェーン落ち防止デバイスを取付けています。 音は静かな方だと思います。 デザインにセンスを感じないので星ひとつ減らしましたw

## Frequently Bought Together

- DECKAS Round Oval Chainring 104BCD 32T 34T 36T 38T Narrow Wide Chainring for 6 7 8 9 10 11 12 Speed Chains
- RocRide Single Chainring Bolts in Aluminum or Steel. Pack of 5.
- DECKAS Round Chainring 104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring for 7 8 9 10 11 12 Speed Chains (Round)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-09-21*