D.I.D 484580 : DID/REN Chain Kit 520ERT3 13/48 Racing - Ultra-Light Self-Cleaning Rear Sprocket 142,60 €
AFAM 48012272 : AFAM Chain Kit 520XSR 15/43 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket 177,03 €
SCAR SRS520-48BL : SCAR Kettenrad 48 Zähne Alu Ultra Leicht Selbstreinigend Kette 428 Typ SRS520 Blau 51,89 €