Rockford Fosgate R2-500X1 Mono 500W RMS Car Audio Amplifier MPN R2-500X1

*****IT IS MISSING THE BASS KNOB AND WIRE***** Rockford Fosgate R2-500X1 Mono 500W RMS Car Audio Amplifier MPN R2-500X1 *****IT IS MISSING THE BASS KNOB AND WIRE*****

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