Vintage Singer Sewing Machine Knee Treadle Speed Control Unit - Etsy
Singer Sewing Motor Machine Controller CR-508 Foot Control Pedal Part 604280-001 | eBay
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The Singer convertible treadle base and motor controller 194386 | oldsingersewingmachineblog
Amazon.com: Sewing Machine Foot Controller/Pedal Home Sewing Machine Motor Overlock Sewing Machine Parts Accessories Overedger Serger Motor for Domestic 110V
singer sewing machine motor cat.no.BA3-8 110-120 volts 0.53 amp 25-75 cycles A.C. & D.C. singer sewing motor controller volts 95-145 amperes 0.7 part no.194828 2G Auction | Auction Synergy