MXR

Description

Boost your tone with this used MXR M133 Micro Amp preamp/boost pedal in great condition. Designed to add up to +26dB of clean gain, it’s perfect for pushing an amp into richer sustain, lifting solos, or compensating for quieter guitars without changing your core sound. Simple single-knob output control makes dialing in the right level fast on any pedalboard. Rugged MXR stompbox build and standard 1/4" in/out.

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