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

Solbb5, SolbMb5, SolbΔ-5
Notes: Sol♭, Si♭, Ré♭♭
x,1,0,3 (x1.2)
8,5,6,5 (3121)
8,5,0,5 (31.2)
8,7,10,11 (2134)
8,5,0,x (21.x)
8,5,x,5 (21x1)
8,7,10,x (213x)