FSA Gravity DX Pro Headset (1 1/8 -1.5″ | Black)

for Tapered control tubes in conjunction with a tapered steerer (1.5 “-1 1/8”)

• quality Cartdridge bearing
• inside diameter head tube top 44 mm / down 49.57 mm
• outside diameter head tube above 50 mm / 57 mm below
• forged bearing shells made of aluminum

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