B&S Challenger II Trumpet BS31372-2-0
Key : Bb.
Series : Challenger 2.
Bore : .459" / 11,66 mm ML bore.
Bell : 4.803" / 122 mm, #37
Valves : 3 top-sprung hand-lapped Monel pistons.
Water keys : 2 lever-style, forged (main tuning and 3rd valve slide).
Finish : Clear lacquer, silver plated or gold lacquered.
Case : Hard wood-shell.
The B&S 3137 Challenger II trumpet is the logical step in taking the Challenger Series to the next level for the most ambitious players. With a slightly different lead pipe taper and bell design, the Challenger II has less resistance and allows the player to choose their preference of lead pipe and bell flare combination.