Parts such as the Rear Fender: Bolt,hex.,6x12, Grommet,wire Cord, Nut,hex.,6mm, Fender A,rr*r-33* are included in the Mb50 Mb5 1979 (z) Japanese Home Market Rear Fender parts fiche.
With four applications this Bolt,flange,8x16 is the most specified part.
