B&S 3137 Challenger II Series Bb Trumpet

  • Item # 1036672
  • Model # BS31372-1-0D
Top Rated

B&S instruments are known for their excellent acoustic properties, ease of performance, flawless mechanics, and impeccable beauty. The 3137 Challenger II Series Bb Trumpet comes in the key of Bb.… Learn More


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German craftsmanship at its finest.

It's an instrument that will inspire your playing. Order today.


  • Key of Bb
  • .459" medium-large bore
  • Hand-hammered one-piece 4-15/16" bell
  • Monel pistons
  • Boxed bronze springs
  • Nickel silver outer slides
  • 1st valve slide hook
  • 3rd valve slide stop

Technical Specification

B&S 3137 Challenger II Series Bb Trumpet

  • Additional Items: Includes case and mouthpiece
  • Bell: 4.921" diameter
  • Bore: .459" Medium-large
  • Features: 1st valve thumb saddle and fixed 3rd valve finger ring with stop screw
  • Key : Bb
  • Valves: Monel piston