FSA Orbit Option S Angle Adjustable Headset 8/13.9mm Black NO.65 Orbit Options bring head angle adjustability to static predetermined head tube angles. Eccentrically machined ZeroStack bearing cups offer +/- 0.5, 1.0 and 1.5 degree of adjustability creating steeper or slacker head angles. Forged and CNC machined 6061 T6 alloy cups. Each Option includes cups for +/- 0.5, 1.0 and 1.5 degree of adjustability. weight: 108g
