Cannondale Headset - Synapse Carbon (No crown race) 2018

GENUINE Cannondale headset for 2018 generation Synapse carbon frames.

• K35018 for 44 and 48cm frames. (1 1/8" Lower bearing) 
• K35028 for 51 and 54cm frames. (1 1/4" Lower bearing) 
• K35038 for 56, 58, and 61cm frames. (1 3/8" Lower bearing) 

(all 3 use 1 1/8" upper bearing) 

Headset includes:

• Carbon conical spacer
• Flat alloy top plate
• Upper bearing wedge
• Crown race not included as it is integrated into the fork