YAMAHA-Mouthpiece Heavy Trumpet 11B4-GP

YAMAHA-Mouthpiece H Trumpet 11B4-GP, rim inner diameter Ø 15.90, cup volume & shape: semi-shallow, rim contour: semi-flat, throat: 3.65mm, backbore: semi-narrow, a somewhat shallow cup and medium rim for extra endurance, brilliant tone, suitable for D, Eb, and piccolo trumpets. GP Series has been created especially for professionals who require superior quality from their mouthpiece. The GP Series features an innovative shape and extra-heavy gold-plate finish for players who prefer a focused, concentrated tonal core.