Bernina Embroidery Frame/Hoop MEDIUM Models 165/170/180On Sep-16-10 at 18:57:50 PDT, seller added the following information:Size: 100mm x 130mm Part Number: 008 915 7000 Use this hoop for mid-size designs, measuring 50-100mm wide and 50-130mm tall. Always use a hoop size that closely matches your design size to provide better fabric control, and better finished results Fits Bernina Artista Embroidery Units Models 165, 170, 180