Twinring aluminum rear sprocket from Renthal
General description
- the inner ring of the sprocket is made of ultra-light aluminum alloy 7075 T6
- outer ring of sprocket made of steel covered with additional layer of nickel
- the sprocket is CNC machined to achieve the highest possible precision
- teeth designed with special technology allowing them to clean themselves
- anodized surface finish provides an integral coating to prevent corrosion