singer serger knife,Upper and Lower Knife / Blade for many Home Serger Sewing machines.
Fits
Serger 14U Series Model, 14U12A, 14U13A, 14U23A, 14U32A, 14U34B, 14U44, 14U44B, 14U46B, 14U52A, 14U53A, 14U64A, 14U65B, 14U85B, 14U234, 14U234B, 14U285, 14U286, 14U344, 14U354, 14U444, 14U454, 14U454B, 14U544, 14U554, 14U555, 14CG744, 14CG754, 14SH654, 14SH644, 14SH744 & 14SH754, Pro4D and more
Babylock: BL202, BL302, BL400, BL450,
Elnitalock: T-3, T-33, T-34, T-34D,
Happylock: 1867,
Serge-Mate: 300, 430, SW432, 4350D, 5030, 5040L
Pfaff: 756, 4762, 4772,
Consew 14TU854
Omega Serger 303SI, 334D, 15J103, 15J134
Riccarlock: RL613, RL613E, RL624, RL624E, RL634DE, RL724E, 564DE
Simplicity: SL200, SL350, SL370, SL390, SL803, SL804, SL804D, SL843, SL4300, SL4360ED
Part # 412585,550449