Used Electro-Harmonix Big Muff Op-amp Effect Pedal

Get that legendary Pumpkin-style fuzz with this used Electro-Harmonix Big Muff Op-Amp in fair condition. The op-amp-driven circuit delivers thick sustain, aggressive midrange bite, and smooth, singing leads with simple Volume, Tone, and Sustain controls plus a Tone bypass switch for extra punch. Standard 1/4" input/output, runs on 9V battery or optional 9V DC center-negative adapter. Cosmetics show noticeable wear, but it’s ready to roar.