AFAM 48012485 : AFAM Chain Kit 520XSR 17/42 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket 170,85 €
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 €