Fits Elna 444, 664, 1000 (Sew Fun), 1010, 2002, 2004, 2006, 2100, 2300, 2130, 2600, 3003, 3003FS, 3005, 3008 (3/16" groove width), 3210 Kennmore 385.12912,, 385.1202990,, ,, 385.15201, 385.15208,, 385.15512, 385.15516,, ,, 385.0, and many others.
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