D'Addario 45-105 XS Nickel Plated Bass Strings, Light Top/Medium Bottom, Long Scale hbatch096 1951 was the first year

1951 was the first year that the heel truss rod nut got a Phillips head adjustment

and the new custom-gauge HD Light strings add boldness to the treble notes

This all starts with Martin's Grand Auditorium M-14 (0000-14 Fret) body shape formed from white oak multi-piece back and sides and an FSC-certified

Among these enhancements are forward-shifted X bracing

bolt-on neck instrument

D'Addario 45-105 XS Nickel Plated Bass Strings, Light Top/Medium Bottom, Long Scale hbatch096 1951 was the first yearD'Addario XS Bass Strings combine a NY High Carbon Steel core, premium nickel plated wrap wire, and an ultra thin coating for enhanced string life, smooth feel, and balanced tone. Made in the USA, these strings were re engineered with new core to wrap ratios for increased harmonics while retaining the same feel you know and love from D'Addario strings. This set features string gauges 0. 45, 0. 65, 0. 85, and 0. 105.