RJ Plastic Capo Acoustic and Classical Guitar capo, is a device used on the neck of a stringed instrument to shorten the playable lenght of the strings, hence raising the pitch , it is frequently used on.Guitars, Mandolins and Banjos.
RJ BASICS CAPO A007E-A  is for Acoustic Guitar
RJ BASICS CAPO A007E-C  is for Classical Guitar