Lower Knife - 1250004237

Fits Husqvarna Viking Serger Models:
HuskyLock 901, 460D

Fits Pfaff Serger Models:
4764

Fits Toyota Serger Models:
6300, 6600

Fits White Serger Models:
1700, 1800, 1900, 234DE, 634D, 7234, 7934DW, 834DW, SL234D, SL34, SL34D, SL3400

Alternate Part Numbers: 4155084-01 (415 50 84-01), 1250004-237