Bb Superbone, 3 pistons and trombone slide, S-Bore

Bb
12,4 - 12,8 mm (0,488 - 0,504")
Brass
Brass
21,5 cm (8,464")
nickel silver
Chrome plated
Brass
Brass
Water key
12C silver plated
incl. Soft case with backpack straps
Clear lacquered
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