Wahoo Fitness Power Zero Dual-Sided Power Pedals - Dual Sided Clipless Composite 9/16" BLK Pair Dual-Sensing SpeedplayA powerful combination The combined forces of Wahoos proven power algorithms, and the efficiencies of the SPEEDPLAY Pedal System, set POWER Pedals a cut above the rest. The ultimate power pedal system that combines Wahoos proven performance metrics with SPEEDPLAYs race winning pedal platform. Combines proven sports science and industry leading research with the well loved SPEEDPLAY platform Accurate to + 1%, the internal gyroscope removes cadence