Buy the M-Audio SP2 Sustain Pedal

Buy Electric & Acoustic Guitars M-Audio SP2 Sustain Pedal at GoodwillFinds.

M-Audio SP-2 – Thomann United States

M-Audio SP-2 – Thomann United States

Heavy-duty sustain pedal for keyboards - classic-style damper pedal action

M-Audio SP-2 Sustain Pedal

M-Audio

M-Audio SP-2, Universal Sustain Pedal - User Review

M-Audio SP2 Sustain Pedal

Alesis SP-2 Universal Sustain Pedal

Not exactly about synths, but Walmart has M-Audio SP-2 Sustain Pedals on clearance : r/synthesizers

Shipped with USPS Priority Mail.

M-AUDIO SP-2 Piano Electronic Keyboard Universal Sustain Pedal

M-Audio SP-2 Professional Piano Style Pedal - GearclubDirect

M-Audio SP-2 Piano Sustain Pedal