4-String Banjo Chord Chart and Tabs in Gbb Tuning

Solb5, SolMb5, SolΔ-5
Notes: Sol, Si, Re♭
3,6,0,5 (13.2)
3,4,2,5 (2314)
x,6,8,9 (x123)
3,6,0,x (12.x)
3,4,2,x (231x)