Bruno Tilz 306-10 GT vs Bruno Tilz 306-9 1/2 GT
the Bruno Tilz 306-10 GT has a larger throat opening.
Mouthpiece A
Bruno Tilz 306-10 GT
• Trombone
CatalogCup diameter29.50 mm / 1.1614 in
Cup depth
Rim width—
Throat diameter7.80 mm / 0.3071 in
Backbore—
Finish—
Material—
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Bruno Tilz 306-9 1/2 GT
• Trombone
CatalogCup diameter29.50 mm / 1.1614 in
Cup depthDeep
Rim width—
Throat diameter7.30 mm / 0.2874 in
Backbore—
Finish—
Material—
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
Cup Diameter
Both mouthpieces have virtually identical cup diameters at 29.50 mm / 1.1614 in.
Throat Diameter
The Bruno Tilz 306-10 GT has a wider throat (7.80 mm / 0.3071 in vs 7.30 mm / 0.2874 in). A wider throat allows more air through, increasing volume and projection but reducing resistance.
Which is better?
Both mouthpieces are categorized as "Catalog" — the physical dimensions above will determine which suits your embouchure and playing style better.
Compare Bruno Tilz 306-10 GT with others
Compare Bruno Tilz 306-9 1/2 GT with others
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