This hoop is compatible with Janome Memory Craft MC500E MC550E Elna expressive 830 etc., Sewing and Embroidery Machine. Other compatible machines, please check your machine manual Sew Tech embroidery machine hoops are accurate and strong Clear markings on hoops for easy reference Adjustable metal screw on the hoop help you to clamp a wide range of fabric firmly International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.