Griego Mouthpieces Brian Hecht Audition 1.5
Griego Mouthpieces Brian Hecht Audition 1.5; mouthpiece for bass trombone; wide shank; inner diameter: 1.065"" (27.05mm); outer diameter: 1.500"" (38.10mm); bore: .312"" (7.92mm); silver plated; produces a clear, direct, vibrant sound that can travel to the back of any concert hall with clarity and precision; nothing in playing will be lost or muddied by the long ring times of these large concert venues