{"product_id":"hr-mainspring-sa421-for-16s-illinois-factory-no-47334-alloy","title":"HR Mainspring SA421 for 16s Illinois Factory No. 47334 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eHR\u003c\/strong\u003e Mainspring SA421 for 16s \u003cstrong\u003eIllinois\u003c\/strong\u003e, Factory No. 47334, T end, Alloy, new in envelope.   See image for precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images.  I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed.  Images do a pretty good job of representing the item.\u003cbr\u003e\n\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47451888681268,"sku":"PMA-HRSA421A-08","price":17.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2321606960.jpg?v=1705273816","url":"https:\/\/www.vintagetimeparts.com\/products\/hr-mainspring-sa421-for-16s-illinois-factory-no-47334-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}