Detail 01
10–47 extra-light gauge
This set is specified in the extra-light 10–47 range.

Independent shopping perspective
Martin MA170 Authentic Acoustic strings are an extra-light 10–47 set for acoustic guitar. Tin-plated steel cores are paired with 80/20 bronze windings, a construction described as delivering balanced output with clear projection, shimmering highs, rich midrange and focused low end. The tin plating adds corrosion resistance, and the set is described as settling in quickly after installation while holding tuning during practice, performance and regular playing. It is a concise choice for players seeking Martin’s 80/20 bronze acoustic-string format.

Strong match
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
This set is specified in the extra-light 10–47 range.
Detail 02
Those are the materials used in the string construction.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
It is an extra-light set with a 10–47 gauge range.
They use tin-plated steel cores with 80/20 bronze windings.