FSA Gravity DX Reduction Headset (1 1/8″ | Black)

for Tapered head tube (1.5 “-1 1/8”) in connection with a continuous 1 1/8 “steerer

• upper bearing cartridge lower bearing 36 ° / 45 ° ball race 7 / 32 “x 20
• inside diameter head tube top 44 mm / below 49.57 mm
• outside diameter head tube top 50 mm / forged below 57 mm
• upper bearing shell aluminum , lower bearing shell ChroMoly

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