You can find genuine FSA components, accessories, and replacement parts atEscapa.The FSA Specialized 1-1/8'' Upper 1.5'' Lower 45X45 49MM Headset is the perfect replacement for those Specialized models that need it.
FSA Headset for Specialized Epic (2018–2020)
Features:
Includes: Two bearings, top cap, top cap spacer, and steerer tube.
Lower bearing: TH MR170 1.5 45°x45° F1
Top bearing: TH MR121 1-1/8 45°x45° G1
Weight: 68 g