Race Face Aeffect crank arms (no BB), 170mm black Disc Brakes - Aerodynamic sidewall 'fins' fills

- Aerodynamic sidewall 'fins' fills the gap between the tire and the rim to create a virtually seamless transition of surfaces that translates into a significant reduction of drag at speed

UPC: 844171059722

130263-Q0-L

EAN: 7630024393296

ISO-MTN safety certified

Race Face Aeffect crank arms (no BB), 170mm black Disc Brakes - Aerodynamic sidewall 'fins' fillsForged 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