£56.99

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£57 today · previous high £57 · all-time low £56

KMC 42T E-Bike Chainring - 104 BCD 4-Arm Wide Black

Amazon

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 48 days · 48 data points (no recent data)

Historical
Generating forecast…
£56.99 £55.89 £56.13 £56.37 £56.61 £56.85 £57.09 18 July 2026 29 July 2026 10 August 2026 22 August 2026 03 September 2026
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Black, BFCR00342

Price data last checked 43 day(s) ago - refreshing...

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Price Distribution

Price distribution over 48 days • 2 price levels

Days at Price
Current Price
9 days 39 days · current 0 10 20 29 39 £56 £57 Days at Price

Price Analysis

Most common price: £57 (39 days, 81.3%)

Price range: £56 - £57

Price levels: 2 different prices over 48 days

Description
Upgrade your electric bike drivetrain with the KMC 42T wide chainring. Designed specifically for 4-arm spiders with a 104mm BCD, this component is CNC-milled from high-quality AL7075 T6 aluminum for reliable performance. It is engineered to provide maximum efficiency, helping you save battery life during your rides. This single-speed chainring is built for extreme riding conditions, offering a solution designed to last 10,000 kilometers or more when used with compatible KMC wide chains like the e101EPT or eCargo1. Whether you are commuting or tackling tough trails, this KMC chainring provides the durability and precision needed for high-mileage e-bike applications.

Key Features

CNC-milled from AL7075 T6 aluminum to provide a durable and lightweight solution for e-bike riders.

Designed for 4-arm spiders with a 104mm BCD to ensure a precise fit for your crankset.

Optimized for maximum efficiency to help save battery life during long electric bike rides.

Engineered for extreme riding with a lifespan of 10,000 kilometers or more when paired with KMC wide chains.

Features a 1/2 inch by 1/8 inch size specifically designed for single speed applications.

Perfectly matched for use with KMC e101EPT or eCargo1 wide chains for reliable performance.

Product Specifications
Brand
KMC
Model
BFCR00342
Colour
Black
Size
42t
ASIN
B07XLXF93J
Category
Sports & Outdoors > Sports > Cycling > Components & Parts > Chainrings
Domain
Amazon UK
Listed Since
21 October 2019

Barcode

No barcode data available

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