SRAM RED AXS POWERMETER 50/37DM BLACKPower meter is fully integrated into the chainring set for lighter weight X Range gearing technology gives you more range and a smoother gear progression, so youre always in the right gear AXS enabled for easy monitoring and firmware upgrades Power readings are accurate within + 1. 5% and arent affected by climate conditions during a ride Improved front shifting performance for crisp and accurate front shifts Unique chainring shape results in a