CHENGYIDA KR23 & KR35 , 2 Pcs /Lot,Industrial Overlock Sewing Machine Parts,For Juki,Siruba,Pegasus,Jack... Go to amazon.com Related posts Top 10 best sewing machine parts siruba: Which is the best one in 2022? FeatureCompatible with these machines as below: Siruba:737,747,757 Pegasus:700-3,700-4THE PRICE IS FOR ONE SET OF 2 KNIVES. DescriptionCompatible with these machines as below: Siruba:737,747,757 Pegasus:700-3,700-4 THE PRICE IS FOR ONE SET OF 2 KNIVES.