Guaranteed to fit Elna sewing machine models:
730 eXcellence, Elnita ec60, Lotus 2, eXcellence 680, eXcellence 680+, eXcellence 710, eXcellence 730PRO, eXcellence 740, eXcellence 760PRO, eXperience 530, eXperience 550, eXperience 580, eXpressive 850, eXpressive 860, eXpressive 900

Guaranteed to fit Janome sewing machine models:
2030, 2030DC-G, 2030QDC (2030QDC-B), 2160QDC, 3160QDC-G, 4120QDC (4160QDC-B), 4120QDC-G, 6050, 6100, AMH-M100 Anna Maria Horner, DC2015, DC4030, HSN 49360, Horizon Memory Craft 12000, Horizon Memory Craft 7700QCP (JNH7700), Horizon Memory Craft 8900QCP, Horizon Memory Craft 8900QCPSE, JNH1860, M7050, M7100, M7200, MOD-100, MOD-15, MOD-30, Memory Craft 400E, Memory Craft 5200, Memory Craft 8200QC, Memory Craft 8200QCP SE, Memory Craft 9850 (MC9850), Memory Craft 9900 Horizon, NH60, NQM2016, SM5030C, Sewist 780DC, Skyline S3, Skyline S5, TXL607, XL601 

Guaranteed to fit Necchi sewing machine models:
EX100, EX30, EX60