Cannondale Headset - Si to Straight Steerer KP058/

Genuine Cannondale Headset - Used for converting the standard Si / Headshok / Lefty frames (alloy or carbon) to the straight steerer 'standard' (1 1/8"), allowing the use of regular straight steerer forks.

• Kit includes all the necessary headset parts (pictured)
• Used for all Cannondale frames with the Si headtube 
• Includes 'optional' 12mm tall cup for lower bearing.
• Simple to install, effective outcome
• Cannondale part # KP058/