{"product_id":"bobbin-bernina-4-5-7-9-series","title":"Bernina Metal Jumbo Bobbin B9 Hook - 4, 5 \u0026 7 Series","description":"\u003cp\u003eGenuine Bernina Metal Jumbo Bobbin engineered for the B 9 Hook system, compatible with Bernina 4, 5, and 7 Series sewing and embroidery machines. Holds approximately 70–80% more thread than standard bobbins, allowing for longer, uninterrupted sewing and extended embroidery sessions. The special metal design ensures consistent thread tension, smooth feeding, and optimal results.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible Machine Models\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e7 Series: B 700 E, B 710, B 720, B 740, B 750 QE, B 770 QE, B 780, B 790, B 790 PLUS\u003c\/li\u003e\n\u003cli\u003e5 Series: B 500 E, B 535, B 540, B 570 QE, B 590\u003c\/li\u003e\n\u003cli\u003e4 Series: B 435, B 475 QE, B 480, B 485\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart Number: 033436.54.00\u003c\/li\u003e\n\u003cli\u003eHook System: Bernina B 9\u003c\/li\u003e\n\u003cli\u003eMaterial: Metal\u003c\/li\u003e\n\u003cli\u003eCapacity: 70–80% more thread than standard bobbins\u003c\/li\u003e\n\u003cli\u003eQuantity: 1 bobbin\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"bernina","offers":[{"title":"Default Title","offer_id":42061843955787,"sku":"033436.54.00","price":5.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/5529\/1723\/files\/BERNINA_0334365400_457_Series_Metal_Bobbin-Each_800x_cfac0ed7-df62-434e-977c-e50303921a37.jpg?v=1783277962","url":"https:\/\/seamssewcrazy.com\/products\/bobbin-bernina-4-5-7-9-series","provider":"Seams Sew Crazy","version":"1.0","type":"link"}