Race Face Aeffect crank arms (no BB), 170mm black Disc Brakes *Note: KB-4605 is a Cyclocross

*Note: KB-4605 is a Cyclocross (CX) BB that utilizes (MTB) weather resistant seals

ISO-MTN safety certified

- Yokozuna inserts feature Scott-Mathauser Generation X compounds

Manufacturer Part Number: HSC2

Manufacturer Part Number: SP-E101SB SIL

Race Face Aeffect crank arms (no BB), 170mm black Disc Brakes *Note: KB-4605 is a CyclocrossForged CNC machined 6066 aluminum arms with updated graphics Cinch system 24mm spindle, offering the same modular design as Cinch 30mm cranks, meaning a wider 24mm spindle can swapped out later for FatBike use Proprietary Cinch system removable spider can convert between existing chainring standards and Direct Mount spiderless rings, and even remain flexible to future developments Choose a spider or use a Race Face Direct Mount Narrow Wide ring (sold