D.I.D 486388 : DID/PBR Chain Kit 520ERT3 14/50 Super-Reinforced - Ultra-Light Self-Cleaning Hard Anodized Rear Sprocket €115.08
AFAM 48010710 : AFAM Chain kit 520MR2 11/41 Standard - Ultra-light Hard anodized rear sprocket €93.03
D.I.D : DID/PBR Chain kit 520ZVM-X 16/43 Super-Reinforced - Ultra-light Hard anodized rear sprocket €196.00