Compatibility
- Any frame that uses ZS (Zero Stack) headsets with 44mm upper and 56mm lower head tube inner diameter.
- Uppers and lowers sold separately.
- Enduro stainless steel sealed bearings included on both the upper and lower.
- Upper headsets ship with a star nut which can only be used on forks with steel or aluminum steerer tubes. For forks with carbon steerer tubes you will need a compression plug (sold separately). (Never use a star nut on a carbon steerer tube).
Lower assembly features:
- Custom-molded dual-lip seal on the crown race protects lower bearing in the toughest conditions.
- All components precision machined in-house at Wolf Tooth from aircraft grade aluminum to ensure the highest level of quality.
- Service and additional parts available.
Specifications
- Weight: 55-58g
- Material: 6061 aluminum
- Stem Cap Bolt Torque Spec: 2-3 Nm with light grease on threads only
- Made in the USA