part 2282170 Piston guide Ø 20 Annovi Reverberi code 2282170 Details Annovi Reverberi number2282170 DescriptionPiston guide Ø 20 ItalianGuida pistone posteriore Ø 20Qty per pump3 Fits these pumps Annovi Reverberi JK 1 JK 18.16 H N