This hoop is compatible with Husqvarna Viking Designer SE LE I II Diamond Royale Ruby Deluxe Topaz 50 40 30 25 20 Platinum 955E 950E Pfaff Creative Sensation Pro II Vision 4.0 3.0 2.0 1.5 Performance etc., Sewing and Embroidery Machine. Other compatible machines, please check your machine manual Sew Tech Do All Quilter’s 6x6 inch (150x150 mm) Hoop – designed for Husqvarna Viking Designer SE, LE, I, II, Diamond Royale, Ruby Deluxe, Topaz 50/40/30/25/20, Platinum 955E/950E, Pfaff Creative Sensation, Pro II, Vision 4.0/3.0/2.0/1.5, Performance, and more (please check your manual for additional models). This set includes two inner hoops—Light (ideal for thin fabrics) and Heavy (perfect for heavier materials)—both featuring clear reference markings and an adjustable metal screw to secure various fabric types. Whether you need a replacement embroidery hoop or an extra to speed up production, Sew Tech delivers precise, professional-quality results for your machine embroidery projects.