AFAM 48010753 : AFAM Chain kit 520MR2 11/42 Standard - Ultra-light Hard anodized rear sprocket €99.54
D.I.D 3029712 : DID/PBR Chain kit 525ZVM-X2 15/39 Super-Reinforced - Ultra-light Hard anodized rear sprocket €272.35
AFAM 48013116 : AFAM Chain Kit 520XRR3 14/43 Reinforced - Ultra-Light Hard Anodized Rear Sprocket €149.60
D.I.D 485579 : DID/REN Chain Kit 520VX3 14/48 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €158.21