This Kyser Quick-Change capo is specifically designed for classical guitars. It does not have a radius which matches the flat fretboard and is has just the right amount of spring tension for nylon classical strings. This Kyser Quick-Change capo is expertly engineered and built to last. It is reliable and does just what it is designed to do Clearly raise the pitch of the classical guitar so you can play in a different key without retuning or changing fingering. Seasoned professionals and beginning players alike appreciate how the Kyser Quick-Change capo helps them transpose their classical guitar in seconds, with only one hand. The beauty of the Kyser Quick-Change capo is in its simplicity. Kyser pioneered this design and although often imitated, a Kyser is never equaled. There is no substitute for a genuine Kyser Quick-Change capo. Made by hand in Texas, USA. Guaranteed for life. Free shipping included. Brand new, factory sealed.