On this parts fiche the Bolt,ubs,10x48 is the most specified component.
Parts such as the Step: Bolt,ubs,10x48, Pedal, Rr. Brake, Bolt,flange,8x28, Rubber,change are included in the Trx250 Fourtrax 250 1987 (h) Usa Step parts fiche.
The Step is made up of components including this Arm Assy.,kick St which is the most expensive.