- Set of 6 acoustic guitar strings
- Copper alloy wrap wire with tin and phosphorous
- Highest tensile-strength core wire for consistent tone
- Tin-plating offers added corrosion resistance
Designed to cope with demanding practices and schedules. Martin Authentic Acoustic SP Phosphor Bronze strings feature their highest tensile-strength core wire, and are tin-plated for enhanced corrosion resistance. These Acoustic SP strings provide players with good tuning stability as well as a true and consistent tone, throughout gigs.
Manufactured with copper, tin and phosphorous, Phosphor Bronze strings yield a dark and slightly warmer tone that 80/20 strings. These Acoustic SP strings include gauge 12-16-25-32-42-54.
Features
- Set of 6 acoustic guitar strings
- Light gauge 12-54
- Metal wrap wire composition of copper, tin and phosphorous
- Tin plating offers added corrosion resistance
Specifications
- Gauges: 12-16-25-32-42-54
- Tension: 168.5

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