4-String Banjo Chord Chart and Tabs in Gbb Tuning

B#mM7, B#m#7, B#-M7, B#−Δ7, B#−Δ, B# minmaj7
Notes: B♯, D♯, Fx, Ax
8,8,8,9 (1112)
8,4,4,5 (3112)