D.I.D : DID/JT Chain Kit 520ERT3 13/49 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €97.42
D.I.D 485581 : DID/REN Chain Kit 520ZVM-X 14/52 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €202.82
D.I.D : DID/PBR Chain Kit 520VX3 13/52 Standard - Ultra-Light Self-Cleaning Hard Anodized Rear Sprocket €119.92
D.I.D 485586 : DID/REN Chain Kit 520ERT3 13/48 Racing - Ultra-Light Self-Cleaning Rear Sprocket €148.13
RENTHAL 482350 : RENTHAL Chain Kit 520R3 13/50 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €265.26
D.I.D 484989 : DID/JT Chain Kit 520DZ2 13/50 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €96.98
AFAM 48012504 : AFAM Chain Kit 520XSR 15/45 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket €172.56
D.I.D 482517 : DID/JT Chain Kit 520DZ2 13/48 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €88.22