AFAM 48012966 : AFAM Chain Kit 525XSR2 14/39 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket €163.65
D.I.D : DID/PBR Chain Kit 520DZ2 13/53 Reinforced - Ultra-Light Self-Cleaning Hard Anodized Rear Sprocket €102.22
D.I.D 3029689 : DID/PBR Chain kit 525ZVM-X2 15/41 Super-Reinforced - Ultra-light Hard anodized rear sprocket €262.36
AFAM 3039892 : AFAM Chain Kit 520MX6 13/51 Reinforced - Ultra-Light Hard Anodized Rear Sprocket €133.91