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KING
2B Silvertone
Original Included

This King 2B Silvertone, built in 1949, is an exceptionally rare and pristine example of one of the most iconic jazz trombones ever produced. The Silvertone designation was used by H.N. White for sterling silver bell models before the name was later changed to Silversonic due to a copyright conflict. Early examples like this one remain some of the most sought-after small bore trombones in the world.

The instrument is in mint, all-original condition, with no relacquering. The outer bell is raw sterling silver, retaining its natural finish, while the inner bell flare is gold plated, giving the horn its signature tonal complexity — brilliant projection with warmth and depth.

What makes this example especially noteworthy is its set of matching serial numbers across the bell, neck, tuning slide, outer slide, and inner slide, confirming its complete originality. It has been chemically cleaned and serviced in our shop, and the slide plays superbly — fast, straight, and aligned. For collectors and players alike, this is as good as it gets.

The King 2B was already famous by the late 1940s as a standard among jazz and lead trombonists. With its dual bore .481/.491 handslide and responsive sterling bell, it offered unmatched clarity and brilliance. This 1949 Silvertone not only represents the pinnacle of H.N. White craftsmanship but also stands as a rare survivor in pristine condition. For the serious collector or performer, this may well be the find of a lifetime.


FAQ 🤔

Q: What is the difference between King Silvertone and Silversonic?
A: The two are essentially the same sterling silver bell design. H.N. White originally used “Silvertone” through the 1930s and 1940s, but due to a copyright issue, the name was changed to “Silversonic.”

Q: How rare is a 1949 Silvertone in original condition?
A: Extremely rare. Most surviving examples have been relacquered, refinished, or altered. Finding one with matching serial numbers and untouched sterling bell is a collector’s dream.

Q: What condition was this horn in?
A: Pristine. It had not been relacquered, retained its raw sterling bell, and was serviced with a chemical cleaning and slide setup.

Q: What does the sterling silver bell contribute to the sound?
A: Sterling silver provides brilliance, clarity, and power, while the gold-plated inner flare adds warmth. This unique balance made the Silvertone/Silversonic legendary among lead players.

Q: Who would most appreciate this horn today?
A: Serious collectors, professional jazz players, and historians of vintage brass. It is equally valuable as a player’s horn and as a collectible artifact.


📣 Silversonic and Silvertone trombones remain among the most collectible jazz models ever built. Have one to sell or consign? Learn how here ✍️.

Looking to upgrade into another pro-level horn? Trade in with us.

Or, browse what’s currently available 🔎 — including rare King models.