The workhorse of Conn sousaphones.
The 20K Series has been Conn's most popular sousaphone for many years. The 20K Bb features a .734-inch bore with the exclusive offset short action valves for ultimate player comfort, plus a 26" bell, and rugged body and brace construction for years of reliable service. The 20K offers excellent projection and tone throughout the entire range of the instrument.
- Key: BBb
- Weight: 28 pounds
- Bore: .734-inch
- Bell: 26-inch
- Bell Material: Brass
- Body Material: Brass
- Number of Valves: 3
- Valve Position: Front Action Piston
- Valve Material: Nickel
- Features: Exclusive Offset Short Action Pistons
- Case: 7761C Wheeled Case — Optional
- Mouthpiece: Conn 2
- Finish: Lacquer, Silver, Satin Silver