Guaranteed to fit Babylock sewing machine models:
ESi, Ellageo Plus BLL2, Ellegante 2 BLG2, Ellegante 3 BLG3, Ellegante BLG, Ellisimo BLSO, Ellisimo Gold BLSOG, Ellisimo Gold II BLSOG2, Ellure BLR, Ellure Plus BLR2, Ellure Plus BLR3, Esante BLN, Esante ESI2

Guaranteed to fit Brother sewing machine models:
4500D Duetta, Innov-is 1000 (NV1000), Innov-is 1200 (NV1200), Innov-is 1250D (NV1250D), Innov-is 1500D (NV1500D), Innov-is 2500D (NV2500D), Isodore Innov-is 5000 (NV5000), Quattro 2 (NV6700D), Quattro 3 Innov-is 6750D, Quattro NV6000D