Bach BTB511 Tenor Trombone in B♭/F

Crafted in the legacy of Vincent Bach’s exceptional fusion of musical artistry and engineering excellence, the Bach BTB511 sets a standard for intermediate brass performance. Drawing direct inspiration from the legendary Bach 42BO Stradivarius symphonic trombone, this instrument features a .547" large bore paired with an open-wrap F attachment. It delivers a rich, warm, and expansive tone alongside the ideal amount of resistance to help advancing players refine their technique. Designed to offer professional-grade features at an accessible price point, the BTB511 comes equipped with a genuine Bach 6 1/2AL mouthpiece and a protective, lightweight backpack case—making it an ideal investment for dedicated students and evolving musicians alike.

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Modeled directly after the world-renowned Bach 42BO Stradivarius symphonic trombone

Open-wrap F-attachment design provides an effortless feel and exceptional airflow

Two-piece yellow brass bell delivers a remarkably responsive, vibrant sound

Smooth chrome-plated nickel silver inner slide ensures lightning-fast handslide response

Complete outfit includes a premium Bach 6 1/2AL mouthpiece and a durable backpack case

Key: B♭/F

Bore Size: .547" (Large)

Bell Diameter: 8-1/2"

Bell Material: Yellow brass

F Attachment Wrap: Open-wrap with standard rotor valve

Outer Slide Material: Yellow brass with nickel crook

Inner Slide Material: Chrome-plated nickel silver

Leadpipe: Bach Stradivarius threaded (removable)

Mouthpiece: Bach 6-1/2AL large-shank

Finish: Clear lacquer

Case: Lightweight backpack-style case