The Axis capo from Ernie Ball is designed to fit all of your guitars. This capo has a reversible design that can be used for flat and radiused fretboards alike. This feature ensures that the Axis capo provides secure and even contact with your fretboard, no matter the radius. Acoustic guitar, electric guitar, classical guitar, 12-string guitar, ukulele, mandolin, banjo, and all other string players alike appreciate that this capo fits all fretboard widths ranging from ukuleles to 7 string guitars. Beginner and experienced players will appreciate how easy it is to apply and reposition this capo with one hand.