part 3660470 Ring Ø 30 Annovi Reverberi code 3660470 Details Annovi Reverberi number3660470 DescriptionRing Ø 30 ItalianAnello antiestr. Ø 30Qty per pump3 Also comes in KIT 42843 Water seal kit, Ø30 mm Fits these pumps Annovi Reverberi RTX 3 RTX 70.150 NRTX 70.200 NRTX 85.150 N