Dukoff "Original Large Chamber" LD5 Alto offering a design that provided

offering a design that provided better stability

a more pronounced baffle

1960's Brilhart "Tonalin" alto mouthpiece

There are no markings on this mouthpiece but it measures

045" on my gauge

Dukoff "Original Large Chamber" LD5 Alto offering a design that providedHere is an original Bob Dukoff LD5 "Original Large Chamber" tenor piece. This mouthpiece measures . 093" on my gauge. These LD chamber pieces are a very cool part of the Dukoff lineup. Unlike the various step baffle pieces that they made back in the 70's and 80's D chamber, S chamber and so on they offered what Bob labeled "Original Large Chamber". By this I assume he means the 1945 BD Hollywood chamber mold. These pieces are similar to those vintage