Bach 42B Professional Trombone with Gold Brass Bell SN 216303

Bach 42BG Tenor Trombone Overview

The Bach 42BG trombone features an 8-1/2 inch one-piece hand-hammered gold brass bell that has defined the symphonic sound for generations. The .547 large bore, combined with the traditional rotary valve and open wrap F attachment, offers a warm sound, great projection, and an open feel. The chrome plated nickel silver inner handslide tubes provide the ideal surface for smooth and quick handslide action. The clear lacquer finish adds a subtle warmth to the sound overall. The Bach Stradivarius 42BG professional trombone is ideal for both symphonic and solo performance

Bach 42BG Tenor Trombone Specifications

• Brand: Bach Stradivarius
• Model: 42BG
• Finish: Lacquer
• Bell Size: 8.5 inches
• Bell Material: Gold Brass
• Bore Size: .547
• Case: Original
• Accessories: Slide cream, and large shank Bach 6.5AL mouthpiec
• Serial number: 216303

Condition & Setup

Open box instrument in excellent condition. This instrument is in display-model condition with no visible signs of use. It has been professionally serviced, set up, and play-tested to confirm proper valve action, slide function, and overall performance.

Who the Bach Model 42BG is For

The Bach Model 42BG is ideal for serious trombonists—advanced students, dedicated amateurs, and professional players—who want a high-quality, versatile instrument without stepping into custom or pro-level pricing. With its rich, full sound and responsive feel, the 42BG performs beautifully in concert bands, orchestras, jazz ensembles, and solo settings. It’s especially well-suited to players who have outgrown beginner horns and are ready for an instrument that supports refined tone, reliable intonation, and expressive musicality as they continue to advance.

We are proud to be an authorized Bach dealer