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Digirit UD Carbon Chainring uses full carbon one-piece construction with special fiber layup and patented nano-powder technology for lightweight strength and wear resistance. BCD 144, 2.9mm thickness, available in 49T and 51T.
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The Digirit UD Carbon Chainring is a premium full-carbon chainring designed for fixed gear, track bike, and single speed drivetrain setups. The UD carbon finish gives it a clean, refined, and performance-focused look, making it a strong choice for riders who care about both function and detail.
To prove the durability of its full carbon chainrings, Digirit has completed professional rider testing, a 25,000km wear test, and ISO fatigue testing. Drawing from its background in precision machining and structural engineering, Digirit also applies patented nano-powder technology to improve tooth wear performance.
Digirit is a Taiwan-based brand with long-term experience in high-end consumer electronics housing design, structural engineering, and manufacturing problem solving. The brand later brought this expertise into cycling, focusing on carbon chainrings and innovative bicycle components. Digirit has also received recognition from the 2018 TAIPEI CYCLE d&i Awards and the 2018 Golden Pin Design Award.
This UD version is available in gold red, green blue, purple blue, and cyan blue finishes. With a BCD 144 specification and 2.9mm thickness, it is suitable for compatible track and fixed gear cranksets, making it a lightweight and distinctive upgrade for premium drivetrain builds.
Note
Do not strike the carbon chainring from the side, as side impacts may cause cracks in the carbon fiber structure. Always install with the recommended torque and confirm compatibility with your crankset, chainring bolts, and chain specification.
Specifications
Brand: Digirit
Product Name: UD Carbon Chainring
Material: Full Carbon Fiber
Pattern: UD Carbon
Color: Gold Red / Green Blue / Purple Blue / Cyan Blue
Teeth: 49T / 51T
BCD: 144
Thickness: 2.9mm
Weight: Approx. 86.9g reference weight for 48T
Recommended Chainring Bolt Torque: 6Nm–8Nm
General Track Bike Torque Recommendation: Approx. 8Nm
Made in: Taiwan