AFAM 3038894 : AFAM Chain Kit 520MX6 14/52 Reinforced - Ultra-Light Hard Anodized Rear Sprocket €147.86
D.I.D 3041789 : DID/PBR Chain Kit 525ZVM-X2 15/42 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket €171.59
AFAM 3038410 : AFAM Chain Kit 520MX6 13/49 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €137.78
AFAM 48012185 : AFAM Chain Kit 525XSR2 15/41 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket €179.09