Gauges: 45-65-80-100. Fender 8060 Phosphor Bronze bass strings deliver rich, warm tone with complex harmonics, excellent highs and a long life. Fender has been an instrument of choice for many of the greatest musicians since 1946. Fender"s popularity through the generations is a result of their design innovations and commitment to quality. These acoustic bass strings reflect this legacy and are worthy of the Fender name. Attention to detail and the finest materials ensure that you will get the best feeling and greatest sounding replacement strings, set after set.