- 1-1/8″, 45 x 45 ACB
- Gyro Compatible
- For a 42mm Inner Diameter headtube
- 1/1/8″ Steerer
- Campy Compatible bearings (yellow seal)
- 7075/T6 crown race
- Stack height: 9.4mm
Full Speed Ahead (FSA) produces world class bicycle components for road cycling, MTB, and Triathlon for World Tour teams, club riders and people who just love to ride their bikes. FSA has a long history in the sport of cycling and a strong heritage of innovation in design and manufacturing.