I believe this mouthpiece is made of a plastic composite material, not hard rubber.
VINTAGE CONN EAGLE STAMP TENOR SAXOPHONE SAX MOUTHPIECE
Conn 4H Bb Tenor Trombone (1916) SN 150890 (Gold wash bell) (4) (S) (LP) (profes
late 1950s Conn Shooting Star Tenor Saxophone VG condition
Ted Klum Focustone Precision 8 Tenor Saxophone Mouthpiece
Vincent Bach Corp 3 Tenor Horn Mouthpiece
Josef Lidl LTH 521-3 Tenor Horn
