MXR M116 Fullbore Metal Distortion Pedal.

This Pedal is designed to turn any guitar or any amp into a full on Hi Gain Metal Machine. Here's what MXR say about the Fullbore Metal Pedal. Ultimate riff power is yours with the Fullbore Metal Distortion pedal from MXR. This compact but powerful device is all you need to unleash the most devastating contemporary metal guitar tones ever heard. The Fullbore Metal turbo-charges your guitar signal with lethal amounts of ultra high gain. This is combined with a built-in Noise Gate to knock out the noise associated with extreme gain levels while also adding definition and tightness to syncopated metal riffs.