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

Fbsus2b5, Fb2-5, Fbsus2-5
Notes: F♭, G♭, C♭♭
6,5,6,3 (3241)
6,5,6,9 (2134)
x,11,10,11 (x213)
6,5,6,x (213x)
6,x,6,3 (2x31)