– Super compact Adventure design allows for smaller more ideal ring sizing
– Modular crankset: choose your chainring sizes
– Cold forged 6061-T6 aluminum arms for extra strength with 24mm steel spindle
– Shimano 10/11 speed compatible
-*Chainring sold separately. 110BCD outer and 74BCD inner
– A 68/73mm external bottom bracket with sealed cartridge bearings is included