part 3820062 Piston Ø 12 Annovi Reverberi code 3820062 Details Annovi Reverberi number3820062 DescriptionPiston Ø 12 ItalianPistone Ø 12Qty per pump3 Also comes in KIT 43026 Plunger kit, Ø12 mm Fits these pumps Annovi Reverberi RPV 1 RPV 2 G 19 D Annovi Reverberi RPW 1 RPW 2 G 19 D