{"product_id":"premium-replacement-bobbin-case-bcdbz1nbl-18mm-for-singer-20u-sewing-machine","title":"Bobbin Case BCDBZ1NBL 18MM for Singer 20U Sewing Machine","description":"\u003cp\u003eBobbin Case (Part #BC-DBZ(1)-NBL). Specifically engineered for the Singer 20U series, this high-performance component features an extra-wide 18mm needle slot, making it the ideal choice for heavy-duty zig-zag, satin stitching, and professional embroidery applications.\u003c\/p\u003e\n\n\u003cp\u003eThis unit is equipped with \"NBL\" (No-Back-Lash) technology, which utilizes a built-in brake spring to prevent the bobbin from over-spinning when the machine stops. This is essential for preventing thread tangles and ensuring consistent tension during high-speed operation.\u003c\/p\u003e\n\n\u003cp\u003eKey Features \u0026amp; Benefits\u003cbr\u003e\nExtra-Wide 18mm Slot: Tailored for maximum-width zig-zag maneuvers, providing the necessary needle clearance to prevent strikes and ensure smooth operation during wide decorative stitching.\u003c\/p\u003e\n\n\u003cp\u003eAnti-Backlash (NBL) System: Features an internal brake spring that maintains control over the bobbin's rotation, eliminating \"bird-nesting\" and thread loops after sudden stops.\u003c\/p\u003e\n\n\u003cp\u003eIndustrial-Grade Durability: Constructed from hardened high-carbon steel, this case is designed to withstand the heat and friction of continuous production environments.\u003c\/p\u003e\n\n\u003cp\u003ePrecision Tension Regulation: Equipped with a high-quality tension leaf spring and adjustment screw, allowing for micro-calibrated control over a wide variety of thread weights and types.\u003c\/p\u003e\n\n\u003cp\u003eMirror-Polished Finish: Every surface is polished to a high sheen to ensure the thread glides out of the case without catching or fraying.\u003c\/p\u003e","brand":"Universal","offers":[{"title":"Default Title","offer_id":48303069626617,"sku":"BCDBZ(1)NBLC","price":4.72,"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-bobbin-case-bcdbz1nbl-18mm-for-singer-20u-sewing-machine","provider":"Empenzo Americas Corp.","version":"1.0","type":"link"}