The Martin MA500 Authentic Acoustic 12-String Phosphor Bronze Strings are crafted to bring out the full potential of your 12-string acoustic guitar. Featuring Martin’s Superior Performance (SP) core wire and a 92/8 phosphor bronze wrap, these strings deliver a balanced, rich tone with exceptional clarity and projection. The extra light gauge helps reduce finger fatigue and makes complex chord voicings and melodic runs easier to execute, while maintaining the full, shimmering sound that 12-strings are known for.

Ideal for both recording and live performance, the MA500 set offers impressive tuning stability and long-lasting durability thanks to its high-tensile tin-plated steel core. Whether you’re playing folk, pop, or fingerstyle arrangements, these strings provide the consistency and tone quality demanded by serious players. Martin’s precision manufacturing ensures that every string plays and sounds exactly as it should—full, expressive, and beautifully resonant.

Features:

• Extra light gauge for reduced finger fatigue and easy playability

• Phosphor bronze wrap delivers warm, balanced tone with sparkling clarity

• Superior Performance core wire offers enhanced tuning stability

• Designed specifically for 12-string acoustic guitars

• Built to Martin's exacting standards for long-lasting performance

Specs

• Model MA500

• String type 12-string acoustic guitar

• Gauge extra light (.010–.047)

• String gauges .010/.010, .014/.014, .023w/.008, .030w/.010, .039w/.012, .047w/.027w

• Core high-tensile tin-plated steel

• Wrap wire 92/8 phosphor bronze

• End type ball end

• Tone profile warm, full, and articulate

• Made in Mexico