The Bach B185 Stradivarius Series Bb Triumphal Trumpet features a .459-inch bore with standard #25 mouthpipe plus a 4.9-inch #37 taper bell designed for excellent response and tone. The B185 Strad also features Monel valves for worry-free, smooth action. The Bach B185 Stradivarius Series Bb Triumphal Trumpet includes a case and mouthpiece and is available in lacquer finish.