The Bach Stradivarius 18043 Lacquer Professional Bb Trumpet is the preferred instrument of most professional players. The standard weight body and bell, and standard construction #25 leadpipe with a .459 bore bring depth and color of sound, coupled with the even intonation and response to this instrument. The Bach 18043 Strad Bb Trumpet features a 43 bell, which offers a slightly more bright and broad sound. Perfect for the performer that plays a majority of jazz music. The Bach Stradivarius 18043 Lacquer Professional Bb Trumpet includes a case and mouthpiece and is available in lacquer (18043) finish.