Spectrum Dual Polarity Sustain Pedal (Yamaha or Casio) - Walmart.com
M-Audio SP-Dual Sustain Pedal | zZounds
3.5mm Interface Compact Sustain Pedal Universal Dual Pedal for Musical Instruments Portable Roll Up Piano Electronic Keyboard Elctronic Roll Up Drum - Walmart.com
Spectrum Dual Polarity Sustain Pedal (Yamaha or Casio) - Walmart.com
Sustain Pedal Keyboard | Electronic Piano Sustain Pedal | Electronic Keyboard Sustain - Parts & Accessories - Aliexpress