CANNONDALE Synapse Carbon Hi Mod Disc NEO Topstone CNC Rear Mech Hanger CC1024
OUR REF: CC1024. FROM OUR PREMIUM UPGRADE CNC MACHINED HANGER RANGE. (a) Your existing hanger, back and front, preferably having removed from your bike & rear derailleur, OR. (b) A picture of the "cut out" where the hanger sits.