Used Electro-Harmonix Big Muff Op-amp Effect Pedal

Unleash classic 1970s-style fuzz with this used Electro-Harmonix Big Muff Op-Amp in great condition. Built around an op-amp gain stage for aggressive sustain and biting lead tones, it delivers the iconic “Pumpkins” grind with modern reliability. Simple controls for Volume, Tone, and Sustain make dialing in everything from thick rhythm walls to searing solos fast and intuitive. True bypass switching preserves your clean signal, and its rugged compact enclosure is ready for the road.