Used Electro-Harmonix Big Muff Op-amp Effect Pedal

Used Electro-Harmonix Big Muff Pi Op-Amp Distortion Pedal in great condition, delivering iconic fuzz tones with rich sustain and aggressive mids. Features include Volume, Sustain, and Tone controls for precise sound shaping, true bypass for signal integrity, and standard 9V power operation. This reissue captures the classic late '70s distortion that defined alternative and grunge tones, perfect for guitarists seeking vintage-inspired power with modern reliability. Tested and fully functional, ready to rock your rig.