Martin MA170 Authentic Acoustic Superior Performance 80/20 Bronze Guitar Strings - Extra Light 10-47 ebony never getting too tight

never getting too tight

It includes a bone nut

Utilizes SDI Out A for quadrant A

It features recessed roller wheels and a pullout extendable handle for smooth

Martin MA170 Authentic Acoustic Superior Performance 80/20 Bronze Guitar Strings - Extra Light 10-47 ebony never getting too tightMartin 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.