Martin MA540 Authentic Acoustic Superior Performance 92/8 Phosphor Bronze Guitar Strings - .012-.054 Light | Sweetwater
Martin MA530 Authentic Acoustic Superior Performance 92/8 Phosphor Bronze Guitar Strings - .010-.047 Extra Light | Sweetwater
Martin MEC12 Eric Clapton Signature Phosphor Bronze 12-54 - The Fellowship of Acoustics
C. F. Martin & Co. MEC12 Eric Clapton's Choice Phosphor Bronze Acoustic Guitar Strings Light Gauge 12-54 41-y-19-mec-12 - Canada's Favourite Music Store - Acclaim Sound and Lighting
Martin MEC12 Eric Clapton's Choice Phosphor Guitar Strings