Shimano
Dual-sided power meter crankset on the 11-speed R9100 platform. Strain gauges on each crank arm wire through the HollowTech II spindle to a rechargeable spider-housed battery with ±2% accuracy and 300+ hours battery life. Transmits left/right power balance via ANT+ and Bluetooth LE.
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Log in to submitLast updated March 22, 2026