Martin Guitar String Authentic Acoustic - SP - 80/20 Bronze - 12-String Light (12-54)

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.

String gauges: 12-16-25-32-42-54 12-16-10-14-20-30 Tension: 324.0