AFAM 48010307 : AFAM Chain Kit 420MX2 13/47 Standard - Ultra-Light Self-Cleaning Rear Sprocket €90.28
AFAM 48013024 : AFAM Chain Kit 525XHR3 15/41 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket Without Ducati Rear Spro €203.43