Jo-Ral Bass Trombone Adjustable Cup Mute

Jo-Ral mutes are the choice of professional Symphonic and Jazz musicians worldwide. �The acoustical design of the Jo-Ral mutes creates the most exciting tonal quality, with near-perfect intonation. �All mutes are made of hand-spun aluminum. �Various models are available in all aluminum, brass bottom, copper bottom, and all copper.