The string that started it all 50 years ago is now back by popular demand. Martin’s original M140 light gauge strings, with 80/20 composition, are ideally suited for players who love deep, rich bass tones and clear, bright trebles. Providing brilliance and clarity, Martin M140s are perfect for daily use and all playing styles.

• Light .012 .016 .025 .032 .042 .054 Tension = 167.3 M140