thirty-two components are shown in this Rd80 1982 12g Europe 2212g-300e1 Seat exploded diagram.
In this schematic the "Bolt (583)" is used most often.
Parts such as the Seat: Washer, Spring, Seat Lever Assy, Washer, Plate(481), Washer, Plate(481) are included in the Rd80 1982 12g Europe 2212g-300e1 Seat parts fiche.
