CUCHILLA HUSQVARNA mod 300, 340, 340D, 341, 341D - - - - - - - - - - - - - - - - - - - - - - - Lower Knife, White #11442 Details Guaranteed to fit Viking Sewing Machine Models: 300, 340, 340D, 341, 341D Guaranteed to fit White Serger Machine Models: 206, 208, 216, 228, 503, 504, 523, 534, 534D, 734, 734D, 734DW Guaranteed to fit JIC Serger Machine Models: 214, 234D, 298D