Banjo Bmaj7 chord (Sawmill)B major seventh on the 5-string banjo: 9 8 6 8, and 2 more shapes

Frets, string 4 to string 1: 9 8 6 8 (from the 6th fret)

1. String 4 (D): 9th fret, little finger, B
2. String 3 (G): 8th fret, middle finger, D♯
3. String 2 (C): 6th fret, index finger, F♯
4. String 1 (D): 8th fret, ring finger, A♯
5. String 5, the short g: open, G, not in the chord

Sounds: B D♯ F♯ A♯  ·  Bmaj7 is B, D♯, F♯, A♯ (1 · 3 · 5 · 7)

The 5th string: the short g rubs against the F♯ in this shape, a semitone away: some players let it ring, some skip it.

Sawmill tuning: gDGCD, the short 5th string first, then strings 4 to 1.