Ritchey Headset Comp Cartridge Press Fit 1 1/8 Inch

Technical specifications
Headset part:Lower
Headset size:1 1/8?
Integration method:Press fit (Semi integrated)
Headtube outer diameter lower:50 mm
Headtube inner diameter lower:44 mm
Steerer tube diameter lower:28.6 mm
Bearing outer diameter lower:41.8 mm
Bearing inner diameter lower:30.5 mm
Inner bearing angle upper bearing:45 °
Outer bearing angle upper bearing:45 °
Material: CROMO