Rotosound ULTRAMAG strings are manufactured on custom built machines designed and built in the UK.
Computer controlled winding and tension control ensures consistent tension to bring you new and exciting sounds!
Higher magnetic content for more POWER, VOLUME and SUSTAIN
Low coefficient of friction to improve TUNING STABILITY in all environments
Corrosion resistant properties for LONGER STRING LIFE
10 13 17 26w 36w 46w