D.I.D 3029796 : DID/PBR Chain kit 525ZVM-X2 15/41 Super-Reinforced - Ultra-light Hard anodized rear sprocket €191.57
D.I.D 485808 : DID/PBR Chain Kit 520VX3 14/41 Reinforced - Ultra-Light Hard Anodized Rear Sprocket €211.29
AFAM 3039884 : AFAM Chain Kit 520MX6 13/52 Reinforced - Ultra-Light Hard Anodized Rear Sprocket €133.91