Find Reviews and Compare Prices for:       All ProductsAcoustic Guitar Strings     0.0 (0)   Add a review Martin FX740 Phosphor Bronze Acoustic Light Guitar Strings   FX Flexible Core: A thinner core wire with zinc flashing delivers greater player control with sharp attack, increased flexibility and improved harmonic sustain. 12-54 ga. Have a question? Just Ask! Member Reviews Compare Prices Product Spec Send to a friend Category 6 String Sets .012 Gauge 6 String Sets6 String Sets .010 Gauge6 String Sets .011 Gauge6 String Sets .012 Gauge6 String Sets .013 Gauge6 String Sets .014+ Gauge12 String SetsNylon StringsSingles--------Suggest a new option Brand Martin Black DiamondCleartoneD'AddarioDean MarkleyDR StringsDunlopElixirErnie BallEverlyFenderGHSGibsonJohn PearseKerlyMartinRed StringsRogueRotosoundSavarezSevilla Classical Guitar StrinSITSquier by FenderThomastik--------Suggest a new option Something wrong in this page? Let us know! Related products: More 6 String Sets .012 Gauge Acoustic Guitar Strings Other Acoustic Guitar Strings internal use: spec115 spec141 spec602