Singer 301 Blackside Presser Bar Pressure Regulating Thumb Screw Knob Simanco 140586 B

Vintage Singer 301 301A sewing machine presser bar tension / pressure regulating thumb screw / knob with a 'blackside' finish. Not compatible with the Featherweight. Very nice vintage condition, rust free - You will receive one in similar condition to the example shown. Original, genuine Simanco part 140586. *The last pic displays a chrome example for reference only, you will receive a black one.