AFAM 3038840 : AFAM Chain Kit 520MX6 13/51 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €145.90
AFAM 484748 : AFAM Chain kit 525XHR3 17/44 Super-Reinforced - Ultra-light Hard anodized rear sprocket €226.73
D.I.D : DID/JT Chain Kit 520ERT3 13/50 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €101.46
AFAM 482687 : AFAM Chain kit 525XHR3 15/42 Super-Reinforced - Ultra-light Hard anodized rear sprocket €211.31