Original Cannondale conversion adapter headset. If you need to convert an Si Lefty or Headshok frame to use a standard 1.5"-1/8" tapered fork, this is the headset you need.
This is for Si frames that take the Headshok headset bearing straight into the frame without the use of cups.
- Top Plate
- Upper and lower bearings
- Three micro spacers
- Upper wedge
- Upper Reducer
- Crown race
- Lower cup (extends the head tube approximately 12mm)
- Compatible with: Rize/RZ, Scalpel 29, Flash, 1st Gen F-Si series, and others