Parts such as the Rear Cushion: Collar,cush Conn, Bolt,soc 10x57, Bolt,socket 10x70, Bearing,needle (k are included in the Cb600f3 Hornet 2009 (9) European Direct Sales / St Rear Cushion parts fiche.
The lowest price component in this Rear Cushion parts-list fiche is the Nut,u,flange,10mm.
In this schematic the "Nut,u,flange,10mm" is used most often.