Barley made use of MXR M-151 Double Shot Distortion.

　　With 2 distinct channels, big output, and peaceful operation, the MXR M-151 Doubleshot Distortion Pedal redefines exactly what a distortion box need to be. Bluesy grind, thick old-school leads, bottom-heavy modern metal, or radical future fuzz-- all are easily attained with the M-151, and its 2 channels let you set up your favorites for instant selection. Independent gain and EQ controls give you total control over both sides. Consists of power supply.

　　Functions.

　　2 unique channels with indepent gain and EQ controls.

　　High output.

　　Quiet operation.

　　Rugged construction.

　　Includes power supply.