AFAM 48011495 : AFAM Chain kit 520XRR3 13/50 Reinforced - Ultra-light Hard anodized rear sprocket €146.51
AFAM 40600034 : AFAM Chain kit 520XHR2 15/43 Super-Reinforced - Ultra-light Hard anodized rear sprocket €204.79
AFAM 48012482 : AFAM Chain Kit 520XSR 17/43 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket €173.59