Parts such as the 28a - Forcellone Posteriore: Rear Swinging Arm, Rear Mudguard, Swingarm Pivot Rh, Hose Clamp 8 Mm are included in the Superbike 2016 Usa (superbike 1299 Abs) D220-00016 28a - Forcellone Posteriore parts fiche.
On this parts fiche the Screw Tbei M6x15 is the most specified component.
The 28a - Forcellone Posteriore assembly is constructed from several parts from which the Rear Swinging Arm is the most expensive.