Fits following overlock models :
Singer : 14U12A, 14U13, 14U32, 14U34A, 14U44, 14U46, 14U52A, 14U53, 14U64A, 14U65, 14U85, 14U234, 14U244, 14U285, 14U286, 14U344, 14U354, 14U444, 14U454, 14U544, 14U554, 14U555, 14U557, 14SH654, 14SH644, 14SH744, 14CG744, 14CG754, Pro4D, Singer Merritt and many others.
BabyLock : BL202, BL302, BL400
Elna : T-3, T-33, T-34, T-34D
Pfaff : 756
Riccar : RL613/E, RL624/E, RL634/E, RL724/E
Serge-Mate : 300, 430, SW432, 4350D, 5030
Simplicity : SL200, SL350, SL370, SL390, SL803, SL804-D, SL843, SL4300/ED
Please e-mail with model number if in doubt.