The Nut,flange,8mm is the most widely applied product in the Z50J2 MONKEY JAPAN BODY FRAME ( two times ).
Parts such as the Body Frame: Body Comp,f*r110*, Nut,flange,8mm, Bolt,flange 8x100, Bolt,flange,8x115 are included in the Z50j2 Monkey Japan Body Frame parts fiche.
The most reasonably priced component used on the Z50j2 Monkey Japan Body Frame is the Washer,plain,8mm.