Parts such as the Steering: Cover, Ball Race 2, Nut(36y), Crown, Handle, Bolt (316) are included in the Tzr125 1993 4hx1 Austria 234jb-300e1 Steering parts fiche.
The Steering assembly is constructed from several parts from which the Crown, Handle is the most expensive.
In this schematic the "Nut(3xp)" is used most often.