Chain and sprocket Kit includes. RENTHAL Rear Sprockets Hard Anodised Rear Chainwheels Renthal's hard anodised rear chainwheels are specifically designed for road and road racing applications. They are CNC machined from the same 7075 T6 material as our offroad chainwheels, yet feature the increased longevity from the hard anodizing process.Hard anodising is an integral surface coating which significantly increases the hardness and wear resistance of the chainwheel surface. DID Chain 520 x 120 RJ Heavy Duty Gold & Black Chain. Drive Chain Grade -Standard Pitch - 520 Length -120 Link Colour - Gold & Black. Front sprocket size: 13 tooth. Rear Sprocket Size 41 tooth.
Chain Size 120 Link as with all chains this will need to be cut down once assembled on the bike. We are not just an internet based company we have a full retail shop.