part 58100151 Anello di testa Ø18 lp (cw) Interpump code 58100151 Details Interpump number58100151 DescriptionAnello di testa Ø18 lp (cw) ItalianANELLO DI TESTA D.18 LP (CW)Qty per pump3 Fits these pumps Interpump 58 C2W series 3 C2W2011C2W2012C2W2013