Ernie Ball 2223 Regular Slinky Nickel Wound Set Electric Guitar Strings - 7 PACK

7 Sets Ernie Ball Super Slinky Nickel Wound 9-42 Electric Guitar Strings 2223. 2223 “SUPER SLINKY”, 9, 11, 16, 24, 32, & 42. Super Slinky wound strings are made from nickel plated steel wire. Ernie Ball Nickel Wound Electric Guitar Strings are made from nickel plated steel wire wrapped around tin plated hex shaped steel core wire.