4-String Banjo Chord Chart and Tabs in Gbb Tuning

DbM7sus4, DbMa7sus4, Dbsus7, Dbj7sus4, DbΔ7sus4, DbΔsus4, Db maj7sus4, Db major7sus4
Notes: D♭, G♭, A♭, C
9,11,9,10 (1312)
9,5,7,6 (4132)