D.I.D : DID/PBR Chain Kit 420D 13/51 (No OEM Ratio) Standard - Aluminium Ultra-Light Rear Sprocket €55.39
D.I.D : DID/PBR Chain Kit 520ERT3 13/50 Super-Reinforced - Ultra-Light Self-Cleaning Hard Anodized Rear Sprocket €119.80
D.I.D 486873 : DID/JT Chain Kit 520ERT3 15/45 Racing - Ultra-Light Self-Cleaning Rear Sprocket €101.86
D.I.D : DID/PBR Chain Kit 520ERT3 13/51 Super-Reinforced - Ultra-Light Self-Cleaning Hard Anodized Rear Sprocket €113.37
AFAM : AFAM Chain kit 520XSR 16/45 Super-Reinforced - Ultra-light Hard anodized rear sprocket €180.78
D.I.D : DID/PBR Chain Kit 520ERT3 12/52 Super-Reinforced - Ultra-Light Self-Cleaning Hard Anodized Rear Sprocket €121.46