D.I.D 485575 : DID/REN Chain Kit 520ZVM-X 16/42 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €177.69
D.I.D : DID/PBR Chain Kit 420HDR 13/53 (No OEM Ratio) Reinforced - Steel Standard Rear Sprocket €36.00
AFAM 3039901 : AFAM Chain Kit 520MX6 13/50 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €139.82
AFAM : AFAM Chain kit 520XHR2 16/41 Super-Reinforced - Ultra-light Hard anodized rear sprocket €202.05