Martin Plain Steel   Replacement strings for the Martin 80/20 Bronze and Phosphor Bronze series.  Code Description Unit Price (£) Qty   In Stock M10 Plain Steel 10 .010 gauge 0.61 M11 Plain Steel 11 .011 gauge 0.61 M12 Plain Steel 12 .012 gauge 0.61 M13 Plain Steel 13 .013 gauge 0.61 M14 Plain Steel 14 .014 gauge 0.61 M16 Plain Steel 16 .016 gauge 0.61 M17 Plain Steel 17 .017 gauge 0.61