Replace a broken bobbin case or have an extra one set to a different tension, the XC7206001 metal bobbin case is used with Baby Lock multi-needle embroidery machines. Fits Baby Lock machines: Alliance BNAL, Endurance BND9 and BND9-2, Enterprise BNT10, Intrepid BMT6, Professional BMP6, BMP8, and EMP6, Professional Plus BMP9, and Valiant BMV10. Fits Brother machines: PR1000, PR1000E, PR600, PR600II, PR600C, PR600IIC, PR620, PR620C, PR650, PR650C, PR650E, and Entrepreneur PR670E. BMCAP