AFAM 48010653 : AFAM Chain kit 520MR2 09/43 Standard - Ultra-light Hard anodized rear sprocket €98.85
AFAM 48010488 : AFAM Chain Kit 428MX 11/62 Standard - Ultra-Light Hard Anodized Rear Sprocket €148.22
AFAM 48010779 : AFAM Chain Kit 520MR2 11/41 Standard - Ultra-Light Hard Anodized Rear Sprocket €97.14
D.I.D 3028025 : DID/JT Chain kit 525ZVM-X2 15/41 Super-Reinforced - Ultra-light rear sprocket €162.82