D.I.D 484863 : DID/PBR Chain Kit 525VX3 15/40 Standard - Ultra-Light Hard Anodized Rear Sprocket €155.95
RENTHAL 484344 : RENTHAL Chain Kit 520R1 13/48 Standard - Ultra-Light Self-Cleaning Rear Sprocket €229.51
AFAM 481966 : AFAM Chain kit 530XHR2 16/42 Super-Reinforced - Ultra-light Hard anodized rear sprocket €255.53
JT SPROCKETS JTA210.47BLK : JT SPROCKETS Aluminium Ultra-Light Self-Cleaning Rear Sprocket 210 - 520 €30.30
D.I.D : DID/PBR Chain Kit 520VX3 13/50 Standard - Ultra-Light Self-Cleaning Hard Anodized Rear Sprocket €122.74