Martin MA130 Authentic Acoustic SP Guitar Strings Silk & Steel Custom 11.5-47 12-String Electric Guitar or other musician whose performance

or other musician whose performance keeps them anchored in one spot

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Concert Ukulele

Martin MA130 Authentic Acoustic SP Guitar Strings Silk & Steel Custom 11.5-47 12-String Electric Guitar or other musician whose performanceProduct Information Martin Authentic Acoustic Superior Performance SP strings feature higher tensile strength and tin plated core wire on all six strings that enable a fuller and more balanced tone, quicker response and increased tuning stability. Our impeccable standards for acoustic guitar tone are embedded in our string design and precision manufacturing process. That's why we make our own. Specifications Gauge E B G D A E Tension Model Custom .