Martin MM13 Medium Retro Acoustic Guitar Strings 13-56
Product Overview
Martin MM13 Medium Retro Acoustic Guitar Strings 13-56. 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: MM13
- Gauge: Medium 13-17-26-35-45-56