Supersprox Alu Rear sprocket KA Black 42

Supersprox – Alloy. Do you race and want the lightest possible sprocket? Made from 7075-T6 aluminium for high strength. CNC Machined for a perfect fit. Grooved teeth prevent dirt build up and maximizes the sprocket and chain life. Finished with durable anodizing and many colours. The lightest and strongest aluminium sprocket on the market.