Used Electro-Harmonix Big Muff Op-amp Effect Pedal

Experience classic rock tone with this used Electro-Harmonix Big Muff Op-amp distortion pedal, in great condition. Known for its powerful sustain and aggressive fuzz, this reissue captures the iconic late '70s sound. Features true bypass switching, compact chassis, and simple controls for Volume, Tone, and Sustain. Powered by 9V battery or optional adapter, it delivers rich harmonics and cutting edge distortion perfect for guitarists seeking a vintage yet bold sonic edge.