this is one I got at hancocks fabric it was on sale less than 200.00 it is cheap made. and the foot was in the package. the foot has a slide bar on it. does not sit flush on the feed dogs. Idid use a little piece of fabric and that did seen to help. I have been working on 6 little pieces all day. it even has started skipping stitches. so I cleaned it out and changed the needle. I am useing aurafil thred. man I have had a time but you know I am not going to give up. I have to keep busy even if it kills me LOL Ido appreciate all of your response I have another foot I am going to try everyone have a blessed day.