Skip to the content
Terminology

Silversonic trombone

The King 3B is a small-bore trombone currently manufactured by Conn-Selmer, Inc and sold as the "King 2103 Legend 3B." Popular with professional jazz musicians, the older models from the 1960s are known for their brilliant tone and fluidity in the upper register. One of several models of King trombones, the 3B has a.508 in bore (the inside diameter of the inner slide) and an 8 in bell. It is available with a yellow brass, gold brass, or sterling silver bell, with an F attachment, or as a valve trombone.

Also recorded as King Silver Sonic

Silversonic trombone

Field
King 3B
Related practice
sterling silver

VALÉORINE Encyclopedia

VALÉORINE documentary reading

Documentary summary

The King 3B is a small-bore trombone currently manufactured by Conn-Selmer, Inc and sold as the "King 2103 Legend 3B." Popular with professional jazz musicians, the older models from the 1960s are known for their brilliant tone and fluidity in the upper register. One of several models of King trombones, the 3B has a.508 in bore (the inside diameter of the inner slide) and an 8 in bell. It is available with a yellow brass, gold brass, or sterling silver bell, with an F attachment, or as a valve trombone.

Admitted source layer · organised and presented by VALÉORINE

Reference Check

Propose documentary evidence for Silversonic trombone. A contribution is never written directly as fact: identity, source, rights and evidence gates still decide.

Sign in to contribute

World of VALÉORINE

Documentary connections

Only confirmed graph relationships appear here. Images are shown only when their identity and reuse rights both pass the documentary gate.

Documentary evidence

Documentary basis

Authority files

wikidata · Q7516594

In this article

  1. 01Origins and development
  2. 02Notes, references and evidence

The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 16 August 2026.

Elsewhere in Collectables

For owners

Own an object connected with Silversonic trombone?

A specialist will read what you send and tell you what the house can establish, what it cannot, and whether the object is suited to sale. There is no charge and no obligation. The object stays with you throughout; nothing is shipped to us unless it is arranged in writing beforehand.