{"product_id":"premium-replacement-lower-knife-wide-42309-140561-for-singer-81-81k-81u-sewing-machine","title":"Lower Knife Wide 42309 =140561 for Singer 81, 81K, 81U Sewing Machine","description":"\u003cp\u003eLower Knife - Wide (Part #42309 \/ 140561) for Singer 81, 81K, \u0026amp; 81U Series\u003cbr\u003e\nKeep your industrial overlocker cutting at peak performance with this Wide Lower Knife (Part #42309). Designed specifically for the Singer 81, 81K, and 81U series, this \"wide\" profile blade provides the heavy-duty foundation needed for a clean, consistent shear.\u003c\/p\u003e\n\n\u003cp\u003eThis part is also identified by the supersession number 140561, ensuring a direct and reliable fit for your machine's cutting assembly.\u003c\/p\u003e\n\n\u003cp\u003eKey Product Highlights\u003cbr\u003e\nWide Blade Stability: The wide profile offers a larger surface area, providing maximum stability and cutting power for thicker materials and high-speed production.\u003c\/p\u003e\n\n\u003cp\u003eDual Part Compatibility: A direct replacement for both part numbers #42309 and #140561, guaranteeing a perfect match for your Singer 81 series overlocker.\u003c\/p\u003e\n\n\u003cp\u003eIndustrial Strength: Crafted from high-grade, heat-treated steel to resist dulling and chipping, even when working with tough or abrasive fabrics.\u003c\/p\u003e\n\n\u003cp\u003eHigh-Precision Shear: Works in perfect synchronization with the upper knife to deliver a crisp, professional edge that prevents fraying.\u003c\/p\u003e","brand":"Universal","offers":[{"title":"Default Title","offer_id":48302969487609,"sku":"42309","price":6.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/6733\/3113\/files\/Singer_Premium_Replacement_Parts.jpg?v=1776585850","url":"https:\/\/empenzoamericas.com\/products\/premium-replacement-lower-knife-wide-42309-140561-for-singer-81-81k-81u-sewing-machine","provider":"Empenzo Americas Corp.","version":"1.0","type":"link"}