AFAM : AFAM Chain kit 520XSR 17/42 Super-Reinforced - Ultra-light Hard anodized rear sprocket 172,56 €
D.I.D : DID/PBR Chain Kit 520ERT3 12/51 Super-Reinforced - Ultra-Light Self-Cleaning Hard Anodized Rear Sprocket 113,80 €
D.I.D 3041726 : DID/PBR Kettensatz 530ZVM-X2 15/47 Super verstärkt - Standard Kettenrad hinten 188,25 €