King Duo Gravis Bass Trombone. The triggers have been split from the original stacked set up. The triggers are Bb / F / D which is the traditional dependent set up on the Duo Gravis. The inner slides have been replaced as well as the lead pipe. EricSwanson did the custom work. Mouthpiece shown in pictures not included. I’ve had this bass trombone for close to 20 years and now it’s time to pass it on to someone else who loves this awesome sound. The item “King Duo Gravis Bass Trombone, Excellent shape. Split triggers. Bb/F/D” is in sale since Saturday, November 2, 2019. This item is in the category “Musical Instruments & Gear\Brass\Trombones”. The seller is “jjwhitis2016″ and is located in Belton, Texas. This item can be shipped to United States.
- Brand: King
- Key: Bb
- Type: Bass
- Skill Level: Professional