FSA headset NO.55R 1.5/ACR/3mm - OD 55.8

Integrated headset designed for frames with a head tube:
• top: with inner diameter 52 mm/outer diameter 55.8 mm
• bottom: with inner diameter 52 mm/outer diameter 55.8 mm

Tapered fork stem 1-1/8" - 1.5".
Top cap height 5 mm.
Stack height outside the frame: 8.9 mm

Package contents:
- bearing cap: H2661
- bearing: TH-894-1

Product ID: 31568

Weight: 107 g