{"product_id":"genuine-spring-heavy-b3103804000","title":"Genuine Spring Heavy B3103804000","description":"\u003cp\u003eGenuine Spring Heavy B3103804000 for Juki MO-814 Sewing Machine\u003c\/p\u003e\n\n\u003cp\u003eThis is a genuine Juki heavy spring (Part No. B3103804000) designed for the Juki MO-814 overlock sewing machine. It is an original OEM replacement part used in the machine’s tension or internal mechanism to provide controlled pressure and smooth operation during sewing.\u003c\/p\u003e\n\n\u003cp\u003eManufactured to Juki factory standards, this durable heavy-duty spring ensures consistent performance, stable tension support, and long service life. It is ideal for replacing a worn or damaged spring to maintain proper machine function, reduce vibration, and ensure high-quality stitching results.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eJuki MO-814\u003c\/li\u003e\u003c\/ul\u003e","brand":"Juki","offers":[{"title":"Default Title","offer_id":48491803902201,"sku":"B3103804000","price":3.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/6733\/3113\/files\/JUKI_genuine_parts.png?v=1775539417","url":"https:\/\/empenzoamericas.com\/products\/genuine-spring-heavy-b3103804000","provider":"Empenzo Americas Corp.","version":"1.0","type":"link"}