For Brother 1034DX, 1334DE, 1334DS, 1534D, 3034D, 3234DT, 4234D, 4234DT, 5100D, 5234PRW ST4031HD,

Compatible with Brother Serger Models:
4234DT, 1634DX, ST4031HD, and 5234PRW Sergers.
Specifications
XB1459001 Lower Knife ONLY