Martin MM12 Light Monel Acoustic Guitar Strings

Martin® Retro® acoustic guitar strings are crafted from a long-lasting proprietary nickel-based alloy blend that mellows quickly to a warm vintage tone that brings out the unique, woody sounds in your guitar.


  • Set: MM12
  • Gauge: Custom Light 12-15-25-31-41-54
  • Tension: 172.8
  • Package: 6 strings