Here is a quality vintage Otto Link Tone Master metal mouthpiece for the alto saxophone. Manufactured in New York, the piece is stamped with a 3* facing, which equates to a tip opening of .057". The mouthpiece is in great condition, only subject to some slight finish wear, and possesses a D 90 serial marking. This mouthpiece produces a thick, lush tone, with great projection and power. This piece truly does contain the rich, sweet, and elegant tone characteristic of other esteemed vintage Link players. This is an Otto Link of a wonderful make and vintage, which possesses all the traits of an excellent jazz player.