COMPATIBLE WITH THE FOLLOWING CANNONDALE MODELS

MODEL	YEAR
Synapse	2012, 2013, 2014

- 1 1/8 inch tube
- 46.65mm outer diameter
- 41.1mm Head tubes inner diameter (FSA 121-0405 and Cane Creek Standard IS 42 / 28.6)

This is THREADLESS headset dust cover for 1 1/8 Steerer Tube

The material is made of PLA plastic so it is light and durable.

Please look at the photos for dimensions for each options: