King Valve Trombones
King 2166
King 2166 King 2166 Description: "3B" - .481" bore, 8" yellow brass bell, lacquer finish Legend 3B valve trombone. King 2166 Features: 3B valve trombone with .481" (12.22mm) bore 8" (203mm) bell lacquer finish 12C mouthpiece woodshell case.