New 3-Pack of Martin Authentic Acoustic SP MA535 Phosphor Bronze Guitar Strings, Custom Light (11-52)

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.

Gauges: .011, .015, .023, .032, .042, .052