Martin Authentic Acoustic SP Medium .13-.56 – Phosphor Bronze


  • Tin-plated core wire
  • Phosphor bronze
  • Fuller and more balanced tone

100 in stock

SKU: 14624 Categories: , , ,


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.

Additional information

Weight 0.100000 kg

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