On this parts fiche the Shoe Comp.,brake (nas) is the most specified component.
The component with the lowest price in the FRONT BRAKE PANEL schematic is the Spring,brake Arm.
Parts such as the Front Brake Panel: Nut,adjust, Arm,front Brake, Indicator,rr.brk., Joint, Brake Arm are included in the Z50jz Monkey Australia Front Brake Panel parts fiche.