Bach C180SL-229CC Stradivarius Chicago C-trumpet - 0.462" (11.74mm) L-bore, 4 13/16" (122.24mm) hand-hammered lightweight brass bell, 229 bell, classic French bead flat rim, special #25 lead pipe based on 1947 design, Monel valves, 1. & 3. slide ring, silver plated, includes Bach 7C mouthpiece and special edition double trumpet case.