4-String Banjo Chord Chart and Tabs in Gbb Tuning

RebM7sus4, RebMa7sus4, Rebsus7, Rebj7sus4, RebΔ7sus4, RebΔsus4, Reb maj7sus4, Reb major7sus4
Notes: Re♭, Sol♭, La♭, Do
9,11,9,10 (1312)
9,5,7,6 (4132)