Parts such as the Left Handle Switch (model X): Bolt, Clamp(l:120), Nut 6mm, Bolt are included in the Gt250 1979 (n) (e01 E02 E04 E06 E22 E24 E30 E4?) Left Handle Switch (model X) parts fiche.
The Gt250 1979 (n) (e01 E02 E04 E06 E22 E24 E30 E4?) Left Handle Switch (model X) consists of twelve pieces with the Switch Assy, Handle Lh being the most expensive.