Guaranteed to fit Bernina and Bernette Serger Models:
003, 004, 004D, 006D, 007D, 008D, 009D, 1100D, 115MDA, 1200DA, 1200MDA, 1300DC, 1300MDC, 700D, 800D, 800DL, MO-303, MO-334, MO-334D, MO-334DS, MO-335, MO-335D

Guaranteed to fit Juki Serger Models:
MO-104D, MO-114D, MO-1200QVP, MO-613, MO-623, MO-634, MO-634DE, MO-644D, MO-654DE, MO-655, MO-655DE, MO-734DE, MO-735

Alternate Part Numbers: 50141903, A252633500S, A252633500A