1100 Series JEP1101MS Quantum MK II Marching Euphonium

JEP1101MS (Previous JEP1100MS)
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Overview Specs


The JEP1101MS silver-plated Quantum MK II marching euphonium features a .592" bore plus a nickel-silver receiver and  11" yellow brass bell for a rich, dark sound that will project all the way to the press box. It also features a 1st valve slide trigger and 3rd valve slide finger ring for easy intonation adjustment plus a right hand carrying ring for player comfort.


  • Yellow brass bell creates a rich, dark sound that still allows for great projection
  • Silver-plated brass body is manufactured using state of the art technology to ensure an instrument of the most accurate scale and playability
  • Stainless Steel Pistons have remarkably smooth, fast action for improved agility and playability


  • Key of Bb
  • Silver-Plated Brass Body
  • 11" Bell
  • Stainless Steel Pistons
  • .592" Bore
  • 3rd Valve Slide Finger Ring
  • 1st Valve Slide Thumb Trigger
  • Right Hand Carrying Ring
  • Quantum MK II
  • Wood-Frame Case