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 (Bottom bracket sold separately)
• 45mm chainline