The lowest price component in this F-7 parts-list fiche is the Screw,4x12.
Of all the components used in this assembly the Step,floo*nh158r* is the most expensive.
Parts such as the F-7: Screw 5x12, Band B,battery, Cover,floor Under, Seal,batt.lid are included in the Nvs501sh Today 2005 (5) Japan Af61-140 F-7 parts fiche.