4-String Banjo Chord Chart and Tabs in Irish Tuning

GbM7sus4, GbMa7sus4, Gbsus7, Gbj7sus4, GbΔ7sus4, GbΔsus4, Gb maj7sus4, Gb major7sus4
Notes: G♭, C♭, D♭, F
11,9,8,9 (4213)
11,11,8,7 (3421)