{"product_id":"gstartfp-50143403-06042026","title":"Upper Knife JUKI Replacement Blade for Sergers - 50143403","description":"\u003cp\u003eKeep your serger cutting cleanly with this JUKI upper knife replacement blade, part number 50143403. Designed for compatible JUKI and Bernina (Bernette) overlock and coverstitch machines, this replacement knife helps maintain accurate trimming performance for smooth, professional-looking seams.\u003c\/p\u003e\u003cp\u003eThis part is a practical choice when your current knife is dull, nicked, or no longer cutting fabric evenly. Replacing a worn upper knife can help restore consistent edge trimming, reduce fraying, and support better stitch quality during everyday sewing and finishing work.\u003c\/p\u003e\u003cp\u003eCompatible with a range of machine models including JUKI MO-series and select Bernina (Bernette) models, this blade is intended for users who need a dependable replacement part for routine maintenance. The alternate part number A4142-335-000 is also referenced for cross-checking fit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSerger and overlock machine maintenance\u003c\/li\u003e\n\u003cli\u003eReplacing a worn or damaged upper knife\u003c\/li\u003e\n\u003cli\u003eImproving fabric trimming consistency\u003c\/li\u003e\n\u003cli\u003eSupporting clean seam finishing on compatible machines\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose this replacement upper knife to help keep your machine operating at its best and your sewing results looking sharp and professional.\u003c\/p\u003e","brand":"RADYAN","offers":[{"title":"Default Title","offer_id":47665434755124,"sku":"gstartfp-50143403-06042026-defaulttitle","price":26.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/2533\/2532\/files\/tnw900-50143403_2_450x450_e35388ca-78d9-459d-a475-96b1a7c0d1cb.webp?v=1775513576","url":"https:\/\/radyanmarketplace.com\/ur\/products\/gstartfp-50143403-06042026","provider":"Radyan Marketplace","version":"1.0","type":"link"}