C.F. Martin MSP4200 SP Phosphorus Bronze Medium 13-56 Acoustic Guitar String Set

by C.F. Martin
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(Item: 729789342001) Martin MSP4200 Phosphor Bronze Medium Acoustic Guitar Strings use a winding alloy that is ideally suited for making strings that deliver deep, rich basses and clear, bright trebles. Martin strings are high-quality strings designed for daily use. Core and wrap wires must meet strict requirements to make the grade. Martin acoustic guitar strings are wound to precise specifications.