Parts such as the Battery: Bolt,flange,6x16, Screw, C.d.i. Unit, Tray,bat.setting are included in the Pa50ii Hobbit 1981 (b) Usa / 30 Mph Battery parts fiche.
The twenty-five Pa50ii Hobbit 1981 (b) Usa / 30 Mph Battery component parts are all listed in this schematic.