You can find all the replacement parts you need at Escapa.
The Pilo PILOD807 Cannondale Headset is manufactured by PILO LTD using CNC technology from 6061 T651 aluminum. For Cannondale
Features:
Axle thread: M12x1<
For Cannondale:
HEX M12x1 Single lead
Rigid FSI Carbon (2021 and later)
Manufactured by Pilo LTD using CNC technology.
Our production facility is ISO 9001:2015 certified.
Made from 6061 T6511 ASTM B221 billet aluminum
Coating: hard anodized black
Screws included