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Quarq Riken Power Meter GXP 110 Crankset - 50/34t
Become the perfectly conditioned racing machine with the ultimate crank-based power meter system with a race-level crank from Quarq. At about 820g, the Quarq Riken combines Quarq's unmatched power meter system, and carbon crank arms and Powerglide chainrings on this compact 50/34t crankset. So you get a race-level crank with an ANT+ wireless system boasting an expressed accuracy of +/- 1.5% , and Quarq's new Power Balance feature that measures the power from individual left and right pedal strokes.