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ULTRAMAG SUPER LIGHT | 9-42
High energy at your fingertips!
Our new Ultramag strings are made with type 52 alloy – a highly magnetic material made from 52% nickel and 48% iron.
This blend gives Ultramag strings more power, sustain, and a longer string life than traditional nickel or steel strings.
![Rotosound Ultramag UM9, 9-42, Type 52 Alloy](http://product.hstatic.net/200000388065/product/e78543b723744224bda347614527150a_bf457f42f3ad4a99bde03b8f01e5931d_master.jpg)