The Vincent Bach Stradivarius LT180-43G Bb Trumpet features a Yellow brass 37 bell, which provides a rich sound with great projection. Its mouthpipe provides some resistance and is effective in centering or tying together tone production. The Vincent Bach LT180-37G Stradivarius Bb trumpet has been one of the leading professional trumpet on the market for many years. Many of the top International trumpet players choose the Bach "Strad" as their instrument of choice because of its great balanced sound, perfect intonation and a quick and even response. It features .459" large bore, standard weight body, standard weight one-piece hand hammered 37 yellow brass bell and it is finished in an attractive lacquered finish.