AFAM 48012971 : AFAM Chain Kit 520XSR 15/38 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket €166.04
JT DRIVE CHAIN 484265 : JT Chain Kit 520HDS 14/48 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €64.88
D.I.D : DID/PBR Chain Kit 520VX3 13/51 Standard - Ultra-Light Self-Cleaning Hard Anodized Rear Sprocket €129.20
RENTHAL 224U-520-49GPHA : RENTHAL Aluminium Ultra-Light Self-Cleaning Hard Anodized Rear Sprocket 224U - 520 €76.28