A sample from the products for the Generator include: Bolt, Flange(6u1), Bolt, Flange(6u1), C.d.i. Magneto Set, Nut (22u).
In this schematic the "Screw (25g)" is used most often.
The most reasonably priced component used on the Tz125 2000 4jt7 Finland 104jt-100e1 Generator is the Bolt, Flange(6u1).