1100 Performance Series JTB1150FOS F Attachment Trombone

Alternate Views
Hover to zoom
Overview Specs


The JTB1150FOS trombone is designed for the advancing trombonist. This silver plated trombone features a .547" large bore design with an open-wrap F Attachment for a versatile, free blowing instrument. The large bore creates great projection and a sonorous, full tone quality. This trombone has become a favorite among educators.


  • Silver-Plated Brass Body is made from the highest quality brass and finished with a bright silver-plate ensuring fine playability and tonal brilliance
  • A Nickel Silver Outer Slides provides increased resistance to denting or damage to the instrument
  • Open-wrap F Attachment for free blowing


  • Key of Bb/F
  • .547" Bore
  • 8.5" Bell
  • Brass Body
  • Nickel Silver Outer Slide
  • Bb with F Attachment
  • Mechanical-Link Tapered Rotary Valve
  • Open Wrap
  • Silver-Plated Finish
  • With Wood-Frame Case (JTB1150FOS) or Backpack Softcase (JTB1150FOSQ)