{"product_id":"kilb-beck-mainspring-3718-for-illinois-12-13s-no-47336-steel","title":"Kilb-Beck Mainspring #3718 for Illinois 12\/13s No. 47336 - Steel","description":"\u003cp\u003e\u003cstrong\u003eKilk-Beck \u003c\/strong\u003eCompany\u003cstrong\u003e \u003c\/strong\u003e\u003cem\u003e\u003c\/em\u003eMainspring #3718 for 12\/13s \u003cstrong\u003eIllinois \u003c\/strong\u003emovements, Factory No. 47336, steel, new in envelope. See images for precise mainspring specifications.  I likely have several of thee so the one you get may differ slightly from the images. I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Kilb Beck Company","offers":[{"title":"Default Title","offer_id":48381949509940,"sku":"PMA-KBK3718S-12","price":6.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2024-12-0816.36.52.jpg?v=1733704803","url":"https:\/\/www.vintagetimeparts.com\/products\/kilb-beck-mainspring-3718-for-illinois-12-13s-no-47336-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}