mini trumpet Marerial:Brass body,Stainless steel valves Size:Bore size 11.65mm,Bell Dia.123mm Finish:Glod lacquered mini trumpetModel:FTR-100L Detailed introduction: Marerial:Brass body,Stainless steel valvesSize:Bore size 11.65mm,Bell Dia.123mmFinish:Glod lacqueredTone:Bb FTR-100L mini trumpet