Description
Martin Authentic Acoustic strings are engineered with the performer in mind and they will always stand up to rigorous practice and performance schedules. The tensile-strength core wire is tin-plated on all six strings for added corrosion resistance.
Martin Authentic Acoustic SP strings offer excellent tuning stability, corrosion resistance and great playability.
Features
Gauge: Custom
Gauges: 11.5, 14, 23, 28, 38, 47
Tension: 122.2
