Martin MP550T Era Treated Acoustic Guitar Phosphor Bronze Strings, medium

MP550T
Gauges: 13 - 17 - 26 - 35 - 45 - 56
Built to achieve unmatched tone and playability, Martin Era strings set a new standard for what a phosphor bronze acoustic guitar string can be. Combining the best technologies from the Martin Strings lineup, Martin Era strings feature a patented Lifespan treatment to protect against corrosion, Flexible Core construction to enhance fretability and comfort, and silk-wrapped ball ends - designed with vintage instruments in mind and as a premium touch that symbolizes Martin's handcrafted string-making history. The Artist Light version was developed in collaboration with six-time GRAMMY winner Jason Isbell and features a more traditional SP core to match his signature guitar sound.
- Tension: 190.40

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