Protect yourself from a rapidly spinning sprocket and chain.
The Flyhammer sprocket cover is machined entirely from solid for all 660s. This red sprocket cover for the Aprilia Tuono RS 660 and the Aprilia Tuareg 660 fits into the transmission shaft to make it more precise and to prevent it from bending in any slips.
Also available in black:
Sprocket cover Tuono 660 black RS Tuono Tuareg
And silver:
Sprocket cover Aprilia 660 silver RS Tuono Tuareg