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Amazon.com: The Piano 3 sustain pedal 6.35mm 1/4 Inch Plug Universal for Electronic Keyboards and Digital Pianos, Electric piano, MIDI Keyboards,Synthesizer, With 3.5mm to 6.35mm female jack adapter (Black) : Musical Instruments
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Amazon.com: Roland RPU-3 Electronic Keyboard Pedal or Footswitch, 3 Pedal : Musical Instruments
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