FSA Orbit 1-1/8 to 1.5" Carbon Headset (Carbon No.42E Carbon-ACB) FSA Orbit 1-1/8 to 1.5" Carbon Headset (Carbon No.42E Carbon-ACB)

upper bearing ACB 1-1/8 "(45°/45°) -lower bearing ACB 1.5 "(36°/45°) -compatible with alloy and carbon head tube -for tapered 46/56 mm OD head tubes -for tapered fork steerer 1-1/8 "-1.5"...

upper bearing ACB 1-1/8 "(45°/45°) -lower bearing ACB 1.5 "(36°/45°) -compatible with alloy and carbon head tube -for tapered 46/56 mm OD head tubes -for tapered fork steerer 1-1/8 "-1.5"...