Martin MA540 Acoustic Guitar 6-String Set Authentic SP 92/8 Phosphor Bronze 12-54 - set of strings

MARTIN Authentic Acoustic 92/8 Phosphor Bronze MA540 Light 12-54 string set for steel string acoustic guitar is engineered with the performer in mind and will always stand up to rigorous practice and performance schedules.
Highest tensile-strength core wire tin-plated on all six strings for added corrosion resistance.
When coupled with highest quality wrap wire you get consistent true tone that you can count on song after song. Available in 80/20 Bronze and 92/8 Phosphor Bronze.
Martin Authentic Acoustic SP® strings offer excellent tuning stability, corrosion resistance and great playability.