AFAM 48011204 : AFAM Chain Kit 520XRR3 14/50 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €150.28
D.I.D 486846 : DID/PBR Chain Kit 525VX3 15/41 Standard - Ultra-Light Hard Anodized Rear Sprocket €157.43
AFAM 48010302 : AFAM Chain Kit 428MX 14/47 Standard - Ultra-Light Self-Cleaning Rear Sprocket €114.63
RENTHAL 489374 : RENTHAL Chain Kit 520R1 13/48 Standard - Ultra-Light Self-Cleaning Rear Sprocket €229.51