Martin M170 80/20 Bronze Extra Light Acoustic Guitar Strings (Discontinued) Leave a Comment / Uncategorized / By Denise / September 13, 2017 90 GEARANK 90 out of 100. Incorporating 1950+ ratings and reviews. Street Price: $4.00 Manufacturer: Martin Features Set: M170 Gauge: Extra Light 10-14-23-30-39-47 Tension: 130.2 Package: 6 strings
