Sram Red Axs Dm Dub Crankset Silver 175 mm / 50/37t

The SRAM Red DUB 50/37D 12V cranks are lighter and stiffer. A new optimized design further reduces the grams of their hollow carbon arms and, to keep us at the forefront of current fit trends, they have added their first carbon crank length option. And their X-Range gearing keeps cadence changes during front shifts to a minimum, maximizing your power output.Features:Use: RoadThe one-piece 2x chainring results in lighter, stiffer, and more durable cranks29g lighter than the previous generationX-Range gearing technology gives you more range and smoother gear progression, so you're always in the right gearPrecise and sharp front shiftsUltra-light hollow carbon fiber cranksDUB bottom bracket adds durability and simplicityChainring combinations: 50/37DCan be upgraded to a power meterAvailable in lengths of 160, 165, 167.5, 170, 172.