A 2-Ounce Reference Library of Music Theory for All Instruments-A useful visual reference tool for guitarists and pianists the double sided Guitar & Music Theory Wheel Chart contains a book's worth of music theory covering every musical key.The curved design allows for easy visualisation of theory on the instruments while the Guitar Wheel is an all-in-one tool for chords (major minor diminished) chord inversions and scales (major minor diminished pentatonic and blues).This chart can be easily folded to fit inside your Guitar case.
