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Our opinion
The Sram Red AXS E1 Aero Power Meter chainring offers a simple and effective solution for integrating a power meter into your crankset, combining precision, lightness and aerodynamic performance.
Antoine B.
Technology specialist
With the Sram Red AXS E1 Aero Powermeter chainring, converting your crankset into a power meter has never been easier. Simply fit this chainring to your crankset and you’re all set. The power meter is directly integrated into the chainring, ensuring both precision and lightness. What’s more, this single chainring ensures aerodynamic performance with its modern design.
This power meter offers an accuracy of +/- 1.5%, regardless of the conditions you encounter on your rides. It can also measure the efficiency of each leg, allowing you to analyse your pedalling performance.
Technical specifications:
- Tooth counts: 48, 50, 52
- X-SYNC technology: Alternating wide and narrow teeth to ensure the chain stays in place
- Direct-mount chainring
- Aerodynamic
- Compatible with SRAM AXS ranges
- Accuracy: 1.5%
- Measures right leg, left leg
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