
The mission of Patrick Mouthpieces is to provide trumpet players the tools necessary to perform on their instruments what they hear in their head, and to enable us all to switch between musical genres and not compromise sound or performance.
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This mouthpiece is modeled after one of the first Bach New York 10 1/2 C's ever made. (It was made sometime in the late 1920's!) The hole size is a 27.
10.5C: 0.6634 inner diameter measured at 0.030" 0.1440 throat 27 drill 1.0587 outer diameter