Inspirational 24+ E4 Acoustic Guitar String. How to change your electric guitar strings | fender. Medium tension , concert string. The top countries of supplier is china, from which the. Will it make any difference in sound? E4 Acoustic Guitar String - Dean E4 Fm Tbks Edge 4 String Bass Guitar Trans Black Amazon In Electronics You can order your new custom shop guitar exactly the way you want it by choosing from hundreds of available options.