Original Cannondale derailleur hanger for a number of road bikes from the 2010's.
Fits models including:
- SuperSix EVO first generation
- CAAD10
- Super X first generation
- 2014-2017 Synapse Carbon
- Select CAAD8 generations
- CAAD X cyclocross
Do not confuse this with KP121/ which looks similar but is for mountain bikes.