This Bernina overcast foot, model number 470, is perfect for use with old style Record Era Machines such as the 530-930 models. It is designed to provide a neat and professional finish to your sewing projects, particularly when working with delicate or lightweight fabrics. The foot is made from high-quality materials and is built to last, ensuring that you can get plenty of use out of it. Whether you are an experienced sewer or just starting out, this overcast foot is an excellent addition to your sewing machine accessories. Very nice old style Bernina #470 Overcast foot This is for the old, old, Bernina such as the 530-930, Record Era sewing machines.