FSA Orbit IS headsets. Cane Creek compatible integrated style bearings fit directly into headtube. 36 degree inner chamfer and 45 deg outer chamfer. IS41.2/28.6 (36/45) | IS41.2/30 (36x45). Item Specifications: Color, Black, Crown Race, 30, S.H.I.S Upper, IS41, S.H.I.S Lower, IS41, S.H.I.S. Stem Clamp Diameter, 28.6 Threadless,.
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