Martin MA540FX Authentic Flexible Core Light Phosphor Bronze A/G Strings, 12-54

Martin® Authentic Acoustic® Flexible Core strings are designed to reduce finger fatigue and allow huge bends. Strings Designed by C.F. Martin & Co. to Provide Superior Tone For Your Acoustic Guitar. Strings Subjected to Martin's Rigorous Premarket Testing to Ensure Consistency and Quality.

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