ทรัมเป็ต Bb Adams รุ่น A4 gm - bg Heavy

ทรัมเป็ต Bb Adams รุ่น A4 gm - bg Heavy Adams A4 Bb-trumpet, Custom Series, Heavy version, 3 perinet valves, ? 12,00mm (.470") L- bore, heavy fixed moutphiece thomann receiver, Adams 3ML leadpipe, one piece ?14cm (5.5") goldbrass bell, wall thickness: 0,45mm, brushed gold plated, incl. Adams Soft Bag