It should fit all modern Selmer tenor saxophones as well as Yanagisawa and perhaps ...produces quite warm and round sound so I was quite keen to use it as replacement for my Selmer Reference neck. this sax plays superb through out the whole range hits all the notes as it should it has been played most weekends ... I bought this mouthpiece last year as I play on a standard Selmer C* but did not get on with it so it is like new. Individual Offer Description look at this stunning (100% original lacquer) vintage selmer .is A highly desirable S. 104630 selmer mark vi tenor and the neck has the matching serial number and dark blue (S)A superb tenor saxophone which is rare to find in the U. It is a fantastic instrument with a lovely tone and feels great to play. It has some very minor mottling and the odd 'ding', but nothing serious. Vintage classic airflow selmer tenor saxophone mouthpiece This is the model D version.