Space plays and stops
- Left hand
- Gb2
- Right hand
- Bbb3Fbb4Gb4Dbb5
- Family
- Drop 2
The Drop 2 IV voicing of Gbdim7 stacks Bbb, Fbb, Gb and Dbb from the bottom up: the minor 3rd, diminished 7th, root and flat 5th of the chord.
It's one of the Drop 2 voicings: four-note chords in close position with the second note from the top dropped an octave, played over the root. The others for Gbdim7 are Drop 2 I, Drop 2 II and Drop 2 III.