Bach C180SL-239R Stradivarius C-trumpet, L-bore .462" (11,74mm), one piece, hand hammered sterling silver bell Ø 4 13/16" (122,24mm), 239 bell, 25 C leadpipe, monel valves, 1. slide thumb hook, 3. slide ring, silver plated, incl. Bach 7C mouthpiece and deluxe case