Campagnolo Super Record Wireless 1x 13 Speed Power Meter Crank Arms The Super Record Wireless 1x 13 Speed Power Meter Crank Arms deliver Campagnolo’s highest standard of precision, responsiveness and direct power transfer. Campagnolo Super Record High-Precision Measurement HPPM (High Precision Power Measurement) technology uses 16 extensometers and an integrated gyroscope to record each watt with 1% accuracy. Data is transmitted in real time to the MyCampy app or compatible bike computer, while battery status is easily monitored via the integrated LED and magnetic quick-snap charging port. Campagnolo Super Record Pure Torque Transmission Mounting the power meter directly on the axle isolates torque measurement from crank flex, ensuring precise, reliable power readings. The ULTRA-TORQUE system with titanium axle and carbon fibre cranks guarantees immediate power transfer, super-light weight, and optimal rigidity. Campagnolo Super Record Ergonomic Customisation Cranks are available in 165, 170, 172.5 and 175 mm lengths for perfect biomechanical fit. Every watt is efficiently captured and converted into pure performance, combining advanced mechanics, digital intelligence, and single-chainring versatility for riders demanding the ultimate in cycling technology.