All 3146/2 "B&S" Challenger professional piston valve flugelhorns are equipped with monel pistons, handhammered one piece bell and nickel silver outer slides. With case.
Bb-Flugelhorn
B&S Challenger "Brochon"
10,4mm/0.409" bore
150mm/5.905" bell
bottom springs
trigger 3rd valve slide
gold lacquered
Brand reference number:
BS31462-8-0
en 
