RaceFace Atlas Crank/Bottom Brackets Sets. Chainrings not included.
- Forged and CNC-machined from US made OPTIM-AL (20% Stronger than Race Face's AL-7050) in British Columbia, Canada
- Triple wiper-seal bearings are filled with Phil Wood waterproof grease
- Cranks allow use of either 9- or 10-speed chainrings
- Updated with EXI interface for easy installation and removal