Used MXR M89 Bass Overdrive Effect Pedal

The used MXR M89 Bass Overdrive delivers rich, warm tube-like grit while preserving low-end clarity. It’s in great condition and features controls for Clean, Volume, Tone, and Drive for versatile shaping, plus a true bypass switch for pure signal path. Ideal for both subtle enhancement and aggressive distortion, this pedal maintains punch and definition across all frequencies. Powered by 9V battery or adapter, it’s the perfect addition to any bassist’s effects board.