Ernie Ball has been co-development with Metallica James Hetfield and original strings for the last decade.
Plain string features paradigm core wire with brass RPS reinforcement on ball end, and wound string features paradigm core wire and plasma enhancement nickel plated steel wrap wire. Gauge is 11-50.
This has been matched with his aggressive style and technique for heavier sound and pitch stability.
This is a limited edition of 3 sets in a tin collection box designed by James.
Gauge Size: .011,014,018,028,038,050
Images are samples.