Martin MSP4000 SP Phosphor Bronze Acoustic Guitar Strings Extra Light colour-red-desert On-the-go set preparation has never

On-the-go set preparation has never been easier

You can play with or without reverb for different room sounds and enjoy a wide variety of rimshots

20 low–mass lugs

nickel–silver mounted

Weight (unboxed): 11 lbs

Martin MSP4000 SP Phosphor Bronze Acoustic Guitar Strings Extra Light colour-red-desert On-the-go set preparation has neverMartin MSP4000 SP Phosphor Bronze Acoustic Guitar Strings Extra Light Martin MSP4000 SP Phosphor Bronze Extra Light Acoustic Guitar Strings are made with a unique composition to give brilliance, clarity, and longevity of sound. The phosphor bronze winding alloy is ideally suited for making strings that have deep, rich basses and clear, bright trebles.