Sigeyi components, including our Sigeyi AXO Power Meter, Sigeyi Single Arm Cage System and Sigeyi Direct-Mount Derailleur Hanger. Features S-Works White road cycling shoes, with focus on bike drive train on a premium, high end road bike.
Sigeyi expert engineer fitting a pink colour Direct-Mount Derailleur Hangar to a premium road bike. The component is Sigeyi branded and eyecatching, as well as visibly high quality.
An eyecatching green SACS system, Single Arm Cage System, is photographed twice against a dark backdrop. Featuring a black cog, this component is lightweight and visibly attractive.

Become Data Driven

Shifting Made Precise

Lighter, Faster, Firmer

Sigeyi App on iPhone to demonstrate the features and functions of SIGEYI APP. The app is blue and white in colour and shows of battery life and power monitoring functions


Our software development team have worked hard to produce a groundbreaking companion app for our Sigeyi AXO Power Meters. Easy to navigate, the app offers highly useable insights on your pefromance, to help our riders compete at the highest levels.

Features Include
1. View power, cadence, left and right balance
2. Check the signal and battery level
3. Supports calibration, power offset settings and firmware updates.


Dark Red Metal Direct-Mount Rear Derailleur Hanger are photographed against a concrete backdrop. Showing clearly the hollow features of the product to maximize its lightweight attributes.

About Us

Sigeyi is a high quality component brand with research and development at our heart. We proudly boast a groundbreaking product design team, who work in synergy with our engineering specialists to create products that don't just look brilliant, but ride brilliant.

Based in beautiful North Yorkshire, our team of cycling specialists all swear by our products. This is what makes us so passionate about spreading the word of our revolutionary componentry; we know it can improve our customers performance and experience on their bike.

Lighter, faster and stronger than our competitors, our products have helped thousands of cyclists achieve their peak performance, and unlock their full potential. Try a Sigeyi component for yourself to understand our cult following, and learn why the best cyclists have switched to Sigeyi.

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