{"product_id":"lower-knife-blade-for-babylock-bl4-736","title":"Baby Lock Lower Knife Blade AM-R11-011A for BL4-736 Serger","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003ch1\u003eBaby Lock Lower Knife Blade for BL4-736 (Part No. AM-R11-011A)\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"Baby Lock Lower Knife Blade AM-R11-011A\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0738\/0161\/files\/download_-_2026-04-23T152402.349.jpg?v=1776938057\"\u003e\u003c\/p\u003e\n\u003cp\u003eMaintain clean and precise fabric trimming with this genuine Baby Lock Lower Knife Blade (Part No. AM-R11-011A). Designed specifically for the Baby Lock BL4-736 serger, this replacement lower knife helps ensure smooth cutting performance, professional edge finishing, and consistent stitch quality.\u003c\/p\u003e\n\u003cp\u003eOver time, serger blades can become dull due to continuous cutting of fabric. Replacing the lower knife regularly helps restore cutting efficiency, reduces fabric fraying, and maintains optimal machine performance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Baby Lock replacement lower knife blade.\u003c\/li\u003e\n\u003cli\u003ePart Number: \u003cstrong\u003eAM-R11-011A\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eProvides accurate and consistent fabric trimming.\u003c\/li\u003e\n\u003cli\u003eHelps produce clean overlock edges and professional finishes.\u003c\/li\u003e\n\u003cli\u003eIdeal replacement for worn, dull, or damaged blades.\u003c\/li\u003e\n\u003cli\u003eDurable construction for long-lasting reliability.\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered for a perfect fit and smooth operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Model\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBaby Lock BL4-736\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBenefits of Replacing the Lower Knife\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eImproves cutting accuracy and fabric handling.\u003c\/li\u003e\n\u003cli\u003eReduces uneven trimming and fabric fraying.\u003c\/li\u003e\n\u003cli\u003eMaintains consistent stitch formation.\u003c\/li\u003e\n\u003cli\u003eHelps extend the performance of your serger.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Baby Lock Lower Knife Blade (AM-R11-011A)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003e \u003c\/b\u003e\u003c\/p\u003e","brand":"Ban Soon Sewing Machine Pte Ltd","offers":[{"title":"Default Title","offer_id":38267781321,"sku":"SP-BS-LKB-AMR11011A","price":22.5,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/0161\/products\/22ca3dad-e68f-4831-8f8e-da8cd1f4b66d.png?v=1660643514","url":"https:\/\/www.sewing.sg\/products\/lower-knife-blade-for-babylock-bl4-736","provider":"Ban Soon Sewing Machine Pte Ltd","version":"1.0","type":"link"}