SRAM's most advanced aluminum cranks meet their most accessible power measurement. Get the data you need to progress, integrated into a light, stiff and strong crankset that features our X-Range shifting.Spindle-based power meter unit measures left side power to calculate total watts. Long battery life (400+ hours) to power a season of rides (User replaceable AAA lithium battery). IPX7 waterproof to 1 meter for 30 minutes. Modern aluminum crankarms and aluminum 2x chainring optimizes stiffness to weight ratio, with material only where it’s needed. X-Range gearing technology gives you more range and a smoother gear progression, so you’re always in the right gear. 2x aluminum intergrated chainring offers crisp and accurate front shifts. DUB bottom bracket adds durability and simplicity.
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