Used MXR M281 THUMP BASS PREAMP Pedal

The used MXR M281 Thump Bass Preamp is in great condition, offering powerful tone-shaping capabilities in a compact design. Utilizing a 3-band EQ with sweepable midrange and sourced from the classic Echoplex preamp circuit, it delivers rich, dynamic sound enhancements for any bass setup. The pedal features a true bypass switch and sturdy construction, making it ideal for both stage and studio. Compact, reliable, and full of character—perfect for bassists seeking punch and clarity.