4-String Banjo Chord Chart and Tabs in Plectrum Tuning

Solbb5, SolbMb5, SolbΔ-5
Notes: Sol♭, Si♭, Ré♭♭
6,5,7,8 (2134)
x,11,11,10 (x231)
6,5,x,8 (21x3)