Upper Looper #202828(4) / 323-810-224 For PEGASUS R53 Overlock Machines | eBay,30217003 257566 30201101 Looper Looper Holder Original Parts for Jack Bruce 8669 K4 K5 V5 Small Square Head Interlock Sewing - AliExpress,Amazon.com: Hginne3 1PC Bobbin Case & Rotary Hook Metal Silver for Consew 244 244RB 255 255RB 333 339 for Sunstar KM-560 Sewing Machine,Industrial Part,333 original/Chăn Con Công eco-bag | 333 & tay - Delivery Service,30217003 257566 30201101 Looper Looper Holder Original Parts for Jack Bruce 8669 K4 K5 V5 Small Square Head Interlock Sewing - AliExpress