4-String Banjo Chord Chart and Tabs in Gbb Tuning

SibØ, SibØ7, Sibø, Sibø7, Sibm7b5, Sibm7°5, Sib−7b5, Sib−7°5, Sib min7dim5, Sib min7b5
Notes: Si♭, Ré♭, Fa♭, La♭
6,6,5,6 (2314)