Martin Guitar String Authentic Acoustic - SP - 80/20 Bronze 12-String Extra Light (10-47)

Superior performance Excellent tuning stability Corrosion resistant Long-lasting

Martin Authentic Acoustic SP® 80/20 Bronze guitar strings are part of Martin’s improved range of acoustic guitar strings.

Martin Authentic Acoustic SP® strings are engineered with the performer in mind and stand up to rigorous practice and performance schedules.

They are made with a high tensile-strength core wire, then tin-plated for added corrosion resistance. Combined with highest quality wrap wire they provide consistent true tone that you can count on song after song.

Martin Authentic Acoustic SP® strings offer excellent tuning stability, corrosion resistance and great playability