AFAM 48011358 : AFAM Chain Kit 520XRR3 14/50 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €154.04
D.I.D 482542 : DID/REN Chain Kit 520VX3 13/50 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €149.95
AFAM 3040578 : AFAM Chain Kit 520MX6 13/50 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €140.30
AFAM 3039913 : AFAM Chain Kit 520MX6 14/48 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €137.09