New Superlite RS8-R Series rear sprockets are CNC machined from 7075-T6 aircraft grade aluminum to exact tolerances for precise fitment and weight reduction. The RS8-R is black hard anodized for extreme strength and then Teflon coated for less friction. Gauranteed to be the lightest and strongest alloy sprocket on the market today.
Average weight per sprocket is 9 ounces or less.