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Giardinelli Giardinelli

Giardinelli GTB-300 Student Tenor Trombone

Q&A SKU #J47427000000000
1199.99 $1,199.99
25 $25/mo. with 48 months financing*
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Open Box:
From $745.79

Comparable in quality to the most well-known introductory instruments.

The Giardinelli GTB-300 trombone is a solidly constructed student to intermediate instrument intended to give the learning musician an affordable instrument to develop their skills on. Built with quality materials and craftsmanship that ensure it will withstand the rigorous student treatment an introductory instrument can sometimes undergo, the Giardinelli GTB-300 features an annealed rose brass bell and main tuning slide helping to produce a warm rich tone. Nickel silver main tuning slide receivers is used to help prevent the slide from getting stuck. A gold brass Venturi tube helps to center the notes when playing. The GTB-300 trombone is available in clear lacquer finish and includes a molded ABS case and a mouthpiece.


  • Available model GTB-300 in clear lacquer finish
  • Designed for easy tone production
  • Gold brass Venturi tube to help center the notes when playing
  • Rose brass bell and tuning slide for warm, rich tone
  • Chrome-plated nickel silver inner handslide tubes
  • Includes molded ABS case and mouthpiece
  • 5-year limited warranty

As good a value as any student instrument on the market. Order soon.


GTB-300 Student Tenor Trombone Specifications:

Instrument Type
  • Type: Tenor Trombone
  • Tuning: Bb
  • Level: Student
  • Bore diameter: .500”
  • Leadpipe material: Gold brass
  • Bell material: Rose brass
  • Bell diameter: 8”
  • Body material: Rose brass
  • Valve buttons: Not Applicable
  • Inner slide: Chrome plated nickel silver
  • Valve type/construction: Not Applicable
  • Finish: Clear lacquer
  • Country of origin: International
  • Case: Yes
  • Mouthpiece: Yes
  • Mouthpiece Shank: Small

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WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer, and Lead, which is known to cause birth defects or other reproductive harm. For more information go to
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