Parts such as the Front Fork: Bolt,hex 6x8, Spg-washer 8mm, Ring,back Up, Washer,spl.,8mm are included in the Cbx1000 Supersport 1980 (a) Canada Front Fork parts fiche.
On this parts fiche the Bolt,stud,8x50 is the most specified component.
The Front Fork assembly is constructed from several parts from which the Fork Assy.,r.fr. is the most expensive.