Martin – Authentic Acoustic SP Guitar Strings 80/20 BRONZE – Extra Light Gauge 10-47

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. Martin’s impeccable standards for acoustic guitar tone are embedded in their string design and precision manufacturing process. That’s why Martin make their own.