1100 Series JTU1101M Quantum MK II Marching Tuba

JTU1101M (Previous JTU1100M)
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Overview Specs


The JTU1101M lacquered Quantum MK II Marching Tuba incorporates unique features that puts it ahead of the competition. A nickel-silver receiver and thinner bell deliver a centered, bright sound; The ergonomic first valve tuning slide trigger allows for quick tuning while the extended range main tuning slide offers greater tuning range.  


  • Nickel-silver mouthpiece receiver provides a bright but centered sound
  • A light-weight thinner bell makes the instrument easier to hold while still producing a bright sound.
  • Optimized tuning slide design delivers an accurate intonation and brighter sound


  • Key of BBb
  • Lacquered Brass Body
  • 21" Bell
  • Stainless Steel Pistons
  • .689" Bore
  • Ergonomic Left Hand Tuning Trigger
  • Quantum MK II
  • Wood-Frame Case with Wheels