Stringjoy HVY137 7 String Signature Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge - 13-74)

Stringjoy HVY137 7 String Signatures Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge, 13-74)

Ernie Ball 6-String Baritone Slinky Nickel Wound Electric Guitar Strings, 13-72 Gauge (P02839)

Ernie Ball 8-String Skinny Top Heavy Bottom Slinky Nickel Wound Electric Guitar Strings, 9-80 Gauge (P02624)