Alloy 1-1/8" Integrated Headset with waterproof seals.
Top Cap : CNC'd 6061 Aluminium
Crown Race : Ø30mm CNC'd aircraft grade aluminium
High Rolling Sealed 45° Angular contact bearings.
Weight : 68 Grams
Optional star fangled nut or expander cap.

S1:
- Cane Creek IS-2,IS-3 compatible for Ø45mm Head Tube
- Stack Height : 10mm

S2:
- Ritchey compatible for Ø46mm Head Tube
- Stack Height : 10mm

S3:
- Cane Creek Zs2,Compagnolo compatible for Ø45mm Head Tube
- Stack Height : 10mm