Martin Sp AcousPhos Str,Med

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: Medium

• 1st String: .013
• 2nd String: .017
• 3rd String: .026
• 4th String: .035
• 5th String: .045
• 6th String: .056

Total Tension: 190.9 lbs

Model: MA550