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. Frames that are like this include the Rize/RZ, Scalpel 29, Flash, 1st Gen F-Si series, and many others.

Lower cup extends the head tube approximately 12mm.

Kit includes:

• Top Plate
• Upper and lower bearings
• Three micro spacers
• Upper wedge
• Upper Reducer
• Lower cup
• Crown race

Today's Stock Status

4 Ready to ship or pickup from Utah