Used Electro-Harmonix Big Muff Op-amp Effect Pedal

Capture iconic ’70s fuzz with this used Electro-Harmonix Big Muff Op-Amp Effect Pedal in great condition. Built around an op-amp clipping circuit for aggressive sustain, tight lows, and cutting mids, it delivers everything from searing leads to massive rhythm walls. Simple, stage-ready controls include Volume, Tone, and Sustain for quick shaping. Standard 1/4" input/output jacks, true bypass switching, and 9V DC power (center-negative) make it easy to drop into any pedalboard.