Martin MA550 Authentic Acoustic 13-56 Phosphor Bronze Medium Acoustic Guitar Strings - SP 92/8

Crafted for performers who demand consistent, professional-quality tone in every practice and performance. Engineered for durability and reliability, they deliver rich, balanced sound that remains true note after note. With exceptional tuning stability and smooth playability, these strings let your guitar shine while standing up to rigorous use.

• Martin 92/8 Phosphor Bronze strings are engineered to withstand rigorous practice and performance schedules.
  
• High tensile-strength core wire ensures durability and long-lasting performance.
  
• Tin-plated core wire provides superior corrosion resistance for consistent tone.
  
• Premium wrap wire delivers true, reliable sound that remains stable song after song.
  
• These strings offer excellent tuning stability, balanced response, and smooth playability.
  
• Gauges include 0.013, 0.017, 0.026, 0.035, 0.045, and 0.056 for full acoustic range.
  
• Total string tension is 190.9, providing firm feel and dynamic response.