Bb3 natural trumpet saxophone-shaped (Trompette Si bémol 3 naturelle en forme de saxophone) same harmonics as a valve trumpet 3D Model 接近 2 年 5 Bb3 natural trumpet (Trompette Si bémol 3 naturelle) same harmonics as a valve trumpet 3D Model 接近 2 年 9 Bb3 Trumpet straight (Trompette Si bémol 3 en forme droite) 3D Model 接近 2 年 4