Martin Era MP550T Treated Acoustic Guitar Strings Medium 13-56 bb434 • BAG: PBHPB-50 Included

• BAG: PBHPB-50 Included

Deviation: +/- 38kHz

Equipped with its own pneumatic shock mount

NUT MATERIAL Bone

Introducing Hammer 88

Martin Era MP550T Treated Acoustic Guitar Strings Medium 13-56 bb434 • BAG: PBHPB-50 IncludedBuilt 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 endsdesigned with vintage instruments in mind and as a premium touch that