Martin MSP4150 SP 92/8 Phosphor Bronze Light/Medium Acoustic Guitar Strings (Discontinued) Leave a Comment / Uncategorized / By Denise / September 13, 2017 89 GEARANK 89 out of 100. Incorporating 325+ ratings and reviews. Street Price: $6.49 Manufacturer: Martin Features Set: MSP4150 Gauge: Light/Medium 12.5-16.5-25.5-33.5-43.5-55 Tension: 173.8 Package: 6 strings
