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A perfect spare or replacement bobbin case for SINGER sewing machines with Class 15 front-loading bobbin systems.
Used as a replacement part for SINGER sewing machines with front-loading bobbin systems.
May also be used as a spare bobbin case in specialty sewing such as bobbin work. Easily sew with thicker threads by adjusting the tension screw on the bobbin case.
Use only SINGER Class 15 Bobbins in Front-Loading Bobbin Systems.