2pcs CNC Bike rear gear mech derailleur hanger dropout w Bolts for CANNONDALE KP158 CAAD10 CAAD8 CX1 Evo Quick Super X Synapse|derailleur hanger|rear gearmech hanger - AliExpress
Cannondale Derailleur Hanger QR ST SS 027 - £17.99 | Cannondale Rear Mech Hangers and Dropouts | Cyclestore
Cannondale KP158/ Derailleur Hanger - diverse models | BIKE24