4-String Banjo Chord Chart and Tabs in Whole Step Down Tuning

CØ, CØ7, Cø, Cø7, Cm7b5, Cm7°5, C−7b5, C−7°5, C min7dim5, C min7b5
Notes: C, Es, Ges, B
2,1,3,3 (2134)