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Martin SP Lifespan Phosphor Bronze Acoustic Guitar Strings, 12-54, 41MSP7100


Player's Perspective

Martin's SP Lifespan strings are designed to repel dirt and grime while lasting longer than normal strings, but they feel like the normal acoustic strings you're used to. They have a bright, airy sound that complements acoustic bodies of all shapes and sizes. Gauge 12-54.

Overall Condition

These Martin Strings are in brand new condition.


  • Martin SP Lifespan Acoustic Guitar Strings
  • Phosphor Bronze
  • Medium
  • Gauges: .012 - .016 - .025 - .032 - .042 - .054

Our in house guitar tech has inspected, tested, and cleaned all of our instruments on site prior to shipping. All of our instruments are guaranteed to be fully functional upon arrival.