See if this works with your machine
Multiple bobbins are perfect for projects with many thread colors or for simple convenience. High Quality Clear Plastic Bobbins. 3/8 inch deep. Security notch for consistent bobbin thread winding. Choose either 10, 30, 50, or 100 bobbins per pack.
Part Number: BRO XA3811051
Alternate Part Number: ESG-BOB, 136492101, 136492001, SA155
Guaranteed to fit.