FSA head assembly Orbit NO.57BP-1 Standard-25mm Glossy Black-OD 50/62 (OEM)

Internal headset designed for frames with a head tube:
• upper part: with inner diameter 44 mm/outer diameter 50 mm
• bottom: with inner diameter 55 mm/outer diameter 62 mm
• 1-1/8" fork stem

Bearings are included.

Top cover height 25 mm.
Headstock height outside the frame (stack height): 20.3 mm
Weight: 125 g.

Product ID: 24809