Excellent sound and longevity with a silky feel.
Gauges 12-16-25-32-42-54.
Martin MSP3100 SP 80/20 bronze light acoustic guitar strings are made from an 80/20 composition alloy to give brilliance, clarity, and longevity of sound. Bronze winding is ideally suited for strings that have deep, rich basses and clear, bright trebles.


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