La Pavoni Relief Valve Spring Stopper behind-the-bar/tamping This will leave you with

This will leave you with an open pipe end

Thread Size: Not specified by manufacturer — verify against your group head before ordering

360-degree rotating base

Works with: 1/4" copper gasket

threads directly onto the valve stem

La Pavoni Relief Valve Spring Stopper behind-the-bar/tamping This will leave you withLa Pavoni Relief Valve Spring Stopper This spring stopper is part of the safety relief valve assembly on pre Millennium La Pavoni lever machines, sold individually per purchase. It will not fit "Millennium" edition Europiccola or Professional models (manufactured after 2000) for those, use the MP40 spring ball bearing instead. COMPATIBILITY Fits: pre Millennium La Pavoni Europiccola and Professional models (before 2000) INSTALLATION Straightforward