Bb cornet from the CR651S series. This instrument features 450' bore = 11,55 mm, Yellow brass bell, Ø 4 3/4" = 119mm, Gold brass leadpipe, Nickel silver outer slides, Stainless steel pistons, 1st and 3rd valve slide with trigger, 2 water keys, VINCENT BACH 7C mouthpiece and valve oil, Light weight case with rucksack assembly, Silver plated finish. Short model.