part 4180360 Ring Ø 44 Annovi Reverberi code 4180360 Details Annovi Reverberi number4180360 DescriptionRing Ø 44 ItalianAnello appoggio Ø 44Qty per pump3 Also comes in KIT 43617 Water seal kit Fits these pumps Annovi Reverberi RTD 1 RTD 200.100 Annovi Reverberi RTD-L 1 RTD-L 160.100