This early-1990s Bach 16M is a single-owner, professional small-bore tenor that remained in super mint condition. The handslide was absolutely straight and fast, with no dents, dings, or cosmetic issues anywhere on the horn. A tasteful upgrade on this example is the custom trumpet-style Amado water key, which trims a little weight from the slide and keeps the action crisp.
The 16M is a straight-bore .509 model (not dual-bore), sitting right beside the classic King 3B (.508) in feel and slotting. Players prize the 16M for its silky legato, warm Bach overtones, and clean articulation, making it a go-to for lyrical jazz, lead book, church work, pit/orchestra doubles, and small brass ensembles. When you lean on it, the horn lights up without losing core—one reason it’s been a staple on countless professional stands.
The 16M’s long association with Bill Watrous cemented its reputation as a refined small-bore choice for players seeking that elegant, singing upper register. Modern 16 models with lacquer, yellow-brass bell, and LT nickel slide list in the ~$2,700 range, but examples with this level of condition and responsiveness are not guaranteed off the shelf—this one was a standout.
This Bach 16M Tenor Trombone has now been sold and is preserved here as part of our Archive of Sold Instruments.
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Q: Is the Bach 16M dual-bore?
A: No. The 16M is straight-bore .509, very close in feel to a King 3B (.508). Expect a compact, centered response with an easy upper register and smooth legato.
Q: Why do players link the 16M with Bill Watrous?
A: Watrous favored the 16 platform for its lyrical tone, effortless legato, and elegant projection—traits the 16M delivers in spades for ballads and soaring jazz lines.




















