Luna Bbass Koa Bass Acoustic Electric Ukulele Uke w/ Gig BagWelcome, you are looking at a great piece. This is the Luna Bbass Bass Koa Acoustic Electric Ukulele. 20. 2" scale length. 1 7 8" nut width. 10" lower bout. 3" body depth. Luna's B Bass Ukuleles bring the deep tone and carry the melody as needed! Each Bari Bass ukulele come standard with 20. 2" scale length, offering an all koa back, sides and top, set mahogany neck with walnut fingerboard and sturdy die cast open gear tuners. Plug in and amplify your