{"product_id":"premium-replacement-complete-tension-assembly-411025-for-singer-457g-457u-sewing-machine","title":"Complete Tension Assembly 411025 for Singer 457G, 457U Sewing Machine","description":"\u003cp\u003ePremium Complete Tension Assembly (411025) for Singer 457G \u0026amp; 457U\u003cbr\u003e\nAchieve total control over your stitch quality with the Premium Complete Thread Tension Assembly (Part #411025). Specifically engineered for the Singer 457G and 457U industrial series, this all-in-one unit is the primary regulator for consistent, professional seams in high-speed zig-zag and 3-step operations.\u003c\/p\u003e\n\n\u003cp\u003eKey Features \u0026amp; Benefits\u003cbr\u003e\nAll-In-One Solution: This complete assembly includes the tension post, discs, beehive spring, thumb nut, and check spring (take-up spring), allowing for a total restoration of the thread path in one step.\u003c\/p\u003e\n\n\u003cp\u003ePrecision Micro-Adjustment: Features a high-sensitivity thumb nut that allows for granular control over thread tension, essential when switching between delicate lingerie fabrics and technical sportswear textiles.\u003c\/p\u003e\n\n\u003cp\u003eHigh-Polish Tension Discs: The internal discs are mirror-polished to ensure the thread glides through without snagging, preventing the friction-induced thread breakage common in high-speed industrial environments.\u003c\/p\u003e\n\n\u003cp\u003eIntegrated Check Spring: Comes pre-fitted with a high-response check spring designed to handle the rapid oscillation and slack management required for wide zig-zag stitching.\u003c\/p\u003e","brand":"Universal","offers":[{"title":"Default Title","offer_id":48307118178553,"sku":"411025","price":19.78,"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-complete-tension-assembly-411025-for-singer-457g-457u-sewing-machine","provider":"Empenzo Americas Corp.","version":"1.0","type":"link"}