Description

Boost your tone with this used MXR M133 Micro Amp Preamp Effect Pedal in good condition, a classic clean gain solution for guitar or bass. Its single Gain knob delivers up to +26dB of transparent boost to fatten solos, push an amp into natural overdrive, or restore signal loss in long pedal chains. Built in a rugged compact MXR enclosure, it features true bypass switching, 1/4" input/output jacks, and runs on a 9V battery or standard 9V DC power.

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