CRANKSET SRAM RED E1 170x46/33 DUB NoBB CARBON

Ultra-light hollow carbon fiber crankarms - 29 g lighter than the previous generation
One-piece 2x chainring results in a lighter weight, stiffer, more durable crankset
X-Range gearing technology gives you more range and a smoother gear progression, so you???re always in the right gear
50/37T, 48/35T and 46/33T chainring combos available
DUB bottom bracket adds durability and simplicity
Can be upgraded to a power meter