RENTHAL 484338 : RENTHAL Chain Kit 520R3 13/48 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €264.40
D.I.D 3029691 : DID/PBR Chain kit 525ZVM-X2 15/39 Super-Reinforced - Ultra-light Hard anodized rear sprocket €274.11
AFAM 3039142 : AFAM Chain Kit 520MX6 15/50 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €144.87
D.I.D 483630 : DID/REN Chain Kit 520VX3 13/50 Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €145.19