B & S Challenger II Bb Trumpet
All "B&S" Challenger professional Bb-Trumpets with piston valves are equipped with boxed springs, monel pistons, handhammered one piece bell, gold brass leadpipe, nickel silver outer slides, ring and educational stop on 3rd valve slide, saddle on 1st valve slide, waterkey on 3rd valve slide and on main tuning slide.
- 11,66mm / 0.459" ML Bore
-122mm / 4.782" bell "standard"
- clear lacquered
- Light weight soft pack
(Model 3137-L shown in picture)