Rotosound UM Ultramag electric guitar set medium 11 48 UM11

Rotosound strings for electric guitar ULTRAMAG6-str. UM11 Medium 11-48 Made in the UK, Ultramag, high magnetic type 52 alloy (52% nickel/48% iron). More power, sustain and a longer life than nickel or steel strings High energy within reach! Rotosound materials expert John Doughty explains the science behind these strings: "With a composition of 52% nickel and 48% iron, this highly magnetic string emphasises the mids and basses over regular steel strings.