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Martin Authentic Acoustic SP 80/20 Bronze Custom Light, 11-52 Overview

Designed to cope with demanding practices and schedules. Martin Authentic Acoustic SP 80/20 strings feature their highest tensile-strength core wire, and are tin-plated for enhanced corrosion resistance. These Acoustic SP strings provide players with good tuning stability as well as a true and consistent tone, throughout gigs.
Manufactured with 80% copper and 20% zinc, these acoustic guitar strings yield a bright and ringing tone. These Acoustic SP strings include gauge 1-15-23-32-42-52.


  • Gauges: 11-15-23-32-42-52
  • Tension: 156.6

    Martin Acoustic Strings MA175

    SKU: 729789557788
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