SRAM, Force 2x E1, Crankset, Speed: 12, Spindle: 28.99mm, BCD: Direct Mount SRAM 8 Bolt, 48/35, DUB, 170mm, Black, RoadOne 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 youre always in the right gear Crisp and accurate front shifts DUB bottom bracket adds durability and simplicity 46 33T, 48 35T or 50 37T chainring combinations available Can be upgraded to a power meter SRAM Model ID: FC FRC E1