Ernie Ball 2923EB M-STEEL SLINKY SUPER 9-42 15-inch Swarm Wash FX is a

Swarm Wash FX is a 4-in-1 LED effect fixture that combines an RGBAW rotating derby

With the innovative adjustable cross bar

and no extra laptop to bring to the performance

for easy loading and unloading

Ernie Ball 2923EB M-STEEL SLINKY SUPER 9-42 15-inch Swarm Wash FX is aErnie Ball M Steel Electric Guitar Strings are made of a patented Super Cobalt alloy wrapped around a Maraging steel hex core wire, producing a richer and fuller tone with a powerful low end response. M Steel plain electric guitar strings are comprised of a specially tempered steel for maximum fatigue resistance. The electric plain strings also utilize a patented winding of steel around the ball end that reduces slippage, breakage and stays in tune