Aprilia OEM part number 648708. To fitAprilia RS660 modelsALL years. Titanium drilled rear axle nut. These may also fit many other Aprilia models.
Aprilia RS125 Titanium drilled front disc bolt kit 99-05 Ti rotor race spec
Aprilia RSV4 RF Titanium drilled full disc bolt kit 15-19 Ti rotor screws
Titanium Sump Bolt Magnetic M16 Black Aprilia RS660 2021-2025
Titanium Sump Bolt M18 Aprilia RS660 2021-2025
Titanium Disc Bolts Natural Aprilia RS660 2021-2025
For Aprilia RS660 RS 660 Rs660 Motorcycle Winglet Spoiler(Carbon)