Guaranteed to fit Babylock sewing machine models:
Altair BLTA, Altair 2 BLTA2, Aria BLAR, BLBA Ballad, BLCH Chorus, BLDY2 Destiny II, BLMA Meridian, BLMA2 Meridian 2, BLPF Pathfinder, BLPY Spirit, Destiny BLDY, BLSA3 Solaris Vision, Ellisimo BLSO, Ellisimo Gold BLSOG, Ellisimo Gold II BLSOG2, Journey BLJY, Unity BLTY

Guaranteed to fit Brother sewing machine models:
BP2100, BQ2500, BQ3100, DreamWeaver VQ3000, Innov-is V3, Innov-is XP2 Luminaire 2, Quattro 2 (NV6700D), Quattro NV6000D, Stellaire Innov-is XE1, VE2200 Dream Maker, VQ2400 DreamCreator