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Acquista Sustain Pedal Keyboard Piano Pedal Universal Damper Foot Pedal for Digital Piano MIDI Keyboard | Joom
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Amazon.com: Sustain Pedal for Keyboard - Sovvid Piano Foot Pedal with Polarity Switch for All Brands Electronic Keyboards, MIDI Keyboards, Digital Pianos, Yamaha, Roland, Korg, Behringer, Moog and More : Musical Instruments
If Your Sustain Is Pedal Working In Reverse, This May Be Why