X0 Eagle AXS Transmission power meter crankset provides riders with accurate, live power data delivery housed in our most advanced aluminum crankset. The power meter technology is integrated through what we callDUB-PWRa unique design that elegantly houses Quarqs reliable and accurate power measurement inside the DUB crank spindle itself. Measuring left-side power to calculate total watts, its subtle, lightweight, compatible with any chainring setup, and boasts unbeatable battery life. It is also compatible with the RockShox Flight Attendant system, allowing for total connectivity between all AXS enabled components. No-compromise, no-fuss data delivery with robustness in mind. Key Features:Innovative DUB-PWR design allows for lightweight, subtle Quarq power integrationCompatible with RockShox Flight AttendantUnique, groundbreaking design integrated with one of the lightest aluminum cranksets on the market+/-3% accuracyLong battery life (400+hours)User replaceable AAA lithium bat