Bach Model LT180S72 Stradivarius Professional Bb Trumpet BRAND NEW. The LT180 series was designed for players seeking a lively trumpet with a brighter sound and quicker response. The lightweight body and one-piece hand-hammered professional bell in #72 taper and the standard construction #25-O mouthpipe add to the warm broad sound and brilliant tone of this model.The clear lacquer finish provides a subtle warmth to the overall sound. 459 medium-large bore will rise above the sound of any ensemble. Lightweight yellow brass one-piece hand-hammered #72 bell. Adjustable 3rd slide rod stop. We are proud to be an authorized Bach dealer.