Bach TR-501 Student Bb-trumpet, ML- bore 11,68mm (.460"), brass bell Ø 122,24mmm (4-13/16") with wire and engraving, goldbrass leadpipe with nickelsilver receiver, first slide thumb hook, aluminium valve stems, third slide ring, stainless steel valves, 2 waterkeys, clear lacquered, incl. lightcase with backbag straps and Vincent Bach 7C mouthpiece