SRAM, Red AXS, Crankset, Speed: 12, Spindle: 28.99mm, BCD: Direct Mount, 48/35, DUB, 165mm, Black, RoadX Range gearing technology gives you more range and a smoother gear progression, so youre always in the right gear. Improved front shifting performance for crisp and accurate front shifts. Unique chainring design results in a lighter weight, stiffer, more durable crankset. DUB bottom bracket adds durability and simplicity. Can be upgraded to a power meter. Brand: SRAM Model: Red AXS Length: 13. 3 Width: 10. 2 Height: 3. 5 Weight lb: 3. 35 Part Number: