Looking for iconic fuzz This used Electro-Harmonix Big Muff Pi distortion pedal delivers the legendary sustain and creamy tone that shaped decades of rock and alternative music. In good condition with light cosmetic wear, this classic pedal features three simple knobs��Volume, Tone, and Sustain��for fine-tuning your sound from subtle crunch to soaring sustain-heavy fuzz. Built in a rugged metal chassis, it's ready for stage or studio. This U.S.-made version runs on a 9V battery or standard 9V power supply (not included), and includes true bypass switching for clean signal flow when disengaged. Whether you're chasing vintage tone or adding grit to your guitar rig, the Big Muff remains a reliable choice for players who crave that unmistakable wall-of-sound fuzz.