Also written: A#maj7
Every Bbmaj7 position on bass, with the songs that play it.
x-1-3-26-8-7-7 (fret 6)1-1-0-2x-0-0-3x-0-3-3x-x-3-3 (fret 3)x-5-3-3 (fret 3)5-x-3-3 (fret 3)x-5-7-x (fret 5)x-5-7-7 (fret 5)5-x-x-7 (fret 5)6-x-7-7 (fret 6)x-8-7-7 (fret 7)10-8-8-10 (fret 8)x-12-12-10 (fret 10)13-13-12-14 (fret 12)x-12-12-x (fret 12)13-12-12-x (fret 12)x-13-15-14 (fret 13)13-13-x-14 (fret 13)x-17-15-15 (fret 15)17-x-15-15 (fret 15)