Martin
- MA540 Authentic Acoustic SP 92/8 Phosphor Bronze Light (.012–.054)
Martin MA540 Authentic Acoustic SP 92/8 phosphor bronze acoustic guitar strings, .012 to .054 (Light). Made in Nazareth, PA. The string Martin uses to set up its own dreadnoughts at the factory, and the working canon for bluegrass, folk, and singer-songwriter pickers.
- SP Phosphor Bronze Light
Martin SP Phosphor Bronze Light reviewed: warmth, projection, break-in, and who uses them across country, folk, singer-songwriter, and fingerstyle.