Used Electro-Harmonix Big Muff Op-amp Effect Pedal

This used Electro-Harmonix Big Muff Op-Amp delivers the legendary late-’70s op-amp fuzz with massive sustain, rich harmonics, and a smooth yet aggressive grind that cuts through any mix. In great condition, it features intuitive Volume, Tone, and Sustain controls plus a Tone Bypass switch for a punchier, more mid-forward sound. Standard 1/4" input/output and compact pedalboard-friendly enclosure make it an easy upgrade for any guitarist chasing iconic fuzz tones.