AFAM 48012485 : AFAM Chain Kit 520XSR 17/42 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket €170.85
JT DRIVE CHAIN : JT/JT Chain Kit 420HDR 14/52 (No OEM Ratio) Reinforced - Steel Standard Rear Sprocket €39.28
AFAM 482929 : AFAM Chain kit 520XMR3 15/46 Standard - Ultra-light Hard anodized rear sprocket €160.56
JT DRIVE CHAIN 486960 : JT Chain Kit 520HDS 15/53 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €71.95
AFAM 48011502 : AFAM Chain Kit 520XRR3 13/50 Reinforced - Ultra-Light Hard Anodized Rear Sprocket €146.51