The Bundy BTR-300 Student Bb Trumpet features a .460" bore with a red brass mouthpipe designed for superior tone production. This trumpet also features sturdy construction with a main tuning slide brace, nickel silver slide receiver tubes to help prevent corrosion, a first-valve thumb saddle, and an adjustable third-valve finger ring for easy intonation adjustment. The BTR-300 trumpet includes a mouthpiece and ABS hardshell case.