ジュンズ・ブラスワークス 中古 マウスピースの買取情報

It seems you are referring to a used brass mouthpiece from Jun's Renaissance Brassworks, specifically the Resonan Sutra JRB XG H.T. for trumpet. If you have questions about this mouthpiece or need information regarding its features, compatibility, or purchasing options, please let me know how I can assist you!