Trombone Mouthpiece Buzz Practice Tool - large shank
The Brass Buzzer buzz-aid consists of a lead pipe shank connected to a ring that holds the mouthpiece off the horn. The brass player can then buzz on their mouthpiece while holding the horn and playing along with their own mouthpiece buzzing. The benefits of this technique have been heralded by many professional brass players. For large bore tenor trombone, euphonium with a large shank receiver, and all bass trombones.