Singer 14U Serger Knife fits the following Models 14u34a ,14u34b, 14u44, 14u46, 14u64a, 14u65, 14u85, 14u234, 14u244, 14u285, 14u286 14u344, 14u354, 14u444, 14u454.

Brand: Singer
Type: Knife
Model: 412749
Condition: Brand New

This is a Singer 14U style lower knife. This knife has the higher quality blade. Will stay sharp longer than others.

Will fit the following Models

14u34a ,14u34b, 14u44, 14u46, 14u64a, 14u65, 14u85, 14u234, 14u244, 14u285, 14u286
14u344, 14u354, 14u444, 14u454.

Check out the stores below for more information.

sewingwithsinger.com

manualsoncd.com

sewingmachinemanuals.com