Yamaha 8c4, like a bach 10 1/2c but with nice rim and not as deep
Yamaha, Japan 8C4 Trumpet Mouthpiece.
Yamaha 11B4 Trumpet Mouthpiece (YAC TR11B4)
Yamaha 11B4 Trumpet Mouthpiece
Yamaha 11a4 Trumpet Mouthpiece
Yamaha 14c4 Trumpet Mouthpiece
Yamaha EM2S Trumpet Mouthpiece Eric Miyashiro Signature (YAC EM2S)
