$19.99 Harmonic and Melodic Equivalence V19F Two Triad Pair quantity Add to cart Categories: Bass Guitarists, Ear Training, Time Studies, Instrumentalists, Guitarists Description Description Digital Downloads are Non-Refundable Related products MetroDrone®: All purpose practice tool Tuba $24.99 Add to cart Applying Pitch Class Set Series Course Bundle $49.99 Add to cart Rhythms Volume Two Digital Copy $19.99 Add to cart One Minute Lesson Harmony $24.99 Add to cart