Campagnolo Super Record X Wireless 13 Speed Gravel Power Meter Crank Arms The Super Record X Wireless 1x 13 Speed Crank Arms with Power Meter deliver precise power measurement, maximum efficiency, and direct torque transfer on gravel rides. Crank arms and chainrings are sold separately. Campagnolo Super Record Ultra-Torque System Built on the proven Ultra-Torque steel axle, the crankset features a 152 mm Q-factor and 47.5 mm chain line for gravel bike compatibility. Carbon fibre cranks provide lightweight strength, rigidity, and efficient power transfer. Campagnolo Super Record HPPM Power Measurement The integrated HPPM system uses 16 extensometers and a gyroscope to measure each watt with 1% accuracy. Data are transmitted in real time to the MyCampy app or bike computer. The battery charges via quick-snap magnetic connection, with status visible via LED or digital devices. Campagnolo Super Record Precision Mounting The power meter is mounted directly on the axle to measure torque independently of crank flex, ensuring extremely accurate and reliable readings. Finished in exposed carbon fibre with the Super Record X logo, the crankset combines Campagnolo’s high-end mechanics with advanced digital intelligence.