Used MXR M103 Octave Blue Box Effect Pedal

This MXR M103 Octave Blue Box harmony and octave effects pedal arrives in great condition, offering a unique blend of fuzz and sub-octave madness for any experimental pedalboard setup. Known for its unpredictable and glitchy synth-like tones, this classic pedal provides two octaves down combined with a thick fuzz circuit to create massive, wall-of-sound textures that stand out in any musical mix.