Orbit Is Integrated Headset, Black, 1-1/8" 41.0Mm I.D. Headtube
The FSA Orbit series are internal headsets that fit a wide range of headtube designs. Now we are ready to challenge again in 2012. Size 1-1/8" 41.0mm I.D. Headtube. Color Black. Form Factor In Ear. Part Number 150009-01.