Sram Red Axs Quarq, Power Meter Crankset, Speed: 12, Spindle: 28.99Mm, Bcd: Direct Mount, 50/37, Dub, 165Mm, Black, Road

* X-Range gearing technology gives you more range and a smoother gear progression, so you’re always in the right gear* Power meter is fully integrated into the chainring set* Power readings are accurate within +/-1.5% and aren’t affected by climate conditions during a ride* Power balance measures left and right legs separately* Improved front shifting performance for crisp and accurate front shifts* Unique chainring shape results in a lighter weight, stiffer, more durable crankset* Integrated chainring design significantly reduces weight* DUB bottom bracket adds durability and simplicity