Twoman's Electric Acoustic Guitar Clamp Capo Red (3.15" X 3.74" ) Made of light aluminum alloy. Hold the strings nice and tight Fast and easy to operate.Clamps on any fret Small in size, convenient and portable, fits comfortably in your hand A perfect is available for the necks and fingerboards of electric or acoustic 6- string guitars. The capo is easily squeezed into place with one hand,and released using the lever on the back, When not in use, it stores neatly on the end of your instrument's headstock