Bach 17043GY Bb-Trumpet; Apollo 170 Series; (.459") ML bore; new 6R leadpipe, quickest responding laedpipe for agility and easy of play; one-piece brass valve block with brass inner and outer slides; standard weight #43GY bell with a hand-hammered gold brass stem and yellow brass flare; two-piece bottom seam, brass wire; 3rd slide stop screw; standard main tuning slide; clear lacquered; incl. 3C mouthpiece and C180 case