Motor Belt Tension Device, Pfaff #412971901

Guaranteed to fit Pfaff sewing machine models:
Creative 2.0, Creative 3.0, Creative 4.0, Creative 4.5, Creative Performance, Creative Sensation, Creative Vision 5.0, Creative Vision 5.5, Expression 150, Expression 2.0, Expression 3.0, Expression 3.2, Expression 3.5, Performance 5.0, Performance 5.2, Quilt Expression 4.0, Quilt Expression 4.2

Guaranteed to fit Viking sewing machine models:
855 Sapphire, Opal 650, Opal 670, Opal 690Q, Sapphire 850, Sapphire 870 Quilt, Sapphire 875 Quilt