AFAM : AFAM Chain Kit 428XMR 13/53 (No OEM Ratio) Super-reinforced - Aluminium Ultra-Light Rear Sprocket 116,10 €
D.I.D 486884 : DID/JT Chain Kit 520ERT3 13/48 Racing - Ultra-Light Self-Cleaning Rear Sprocket 100,15 €
D.I.D 3029800 : Kit catena DID/PBR 525ZVM-X2 15/40 super rinforzato - Corona ultra leggera anodizzato duro 189,46 €
AFAM : Kit catena AFAM 520XHR2 17/43 Super-Rinforzato - corona ultraleggero anodizzato indurito 202,74 €