The most reasonably priced component used on the Yz125 2019 B0v2 Europe 1ub0v-300e1 Exhaust is the Bolt, Flange.
Parts such as the Exhaust: Silencer, Exhaust, Exhaust Pipe Assy 1, Spacer, Washer, Plate are included in the Yz125 2019 B0v2 Europe 1ub0v-300e1 Exhaust parts fiche.
With four applications this Bolt, Button Head is the most specified part.
