MCS-931620 - All AFAM steel rear sprockets are manufactured in C45N steel and the teeth are induction hardened. This combination coupled with high quality chain guarantees high mileage. Perfectly round; flat and concentric; possessing the unique AFAM tooth profile mak

Fitment:
Ducati: 03-06 999; 03-06 999 R; 03-03 999 R Fila; 06-06 999 R Xerox; 03-04 999 S; 05-06 999 S Monoposto/Biposto