PART #:U192B+U193SG. Juki : DU-141, DU-1181,DU-1181N. Brother : B797. IT FIT FOR Industrial Walking Foot Machines Mitsubishi : DY-330, DY-337, DY-340, DY-349, DY-350, LY-3300. 1/16" 3/32" 1/8" 3/16" 1/4".
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