Category Archives: m281

New MXR M281 Thump Bass Preamp Bass Guitar Effects Pedal

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New MXR M281 Thump Bass Preamp Effects Pedal. This item is new, in box! The MXR Thump Bass Preamp is a tone-sweetening, signal-boosting, and altogether groove-enhancing machine. This pedal was conceived when the MXR design team and our in-house bass players discovered that…