{"product_id":"sandsteel-mainspring-for-hamilton-14-0s-factory-no-5021-steel","title":"Sandsteel Mainspring for Hamilton 14\/0s Factory No. 5021 - Steel","description":"\u003cp\u003e\u003cstrong\u003eSandsteel\u003c\/strong\u003e Mainspring for \u003cstrong\u003eHamilton\u003c\/strong\u003e 14\/0s, Factory No. 5021, steel, new in envelope. See images for precise mainspring specifications. 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\u003c\/p\u003e","brand":"Sandsteel","offers":[{"title":"Default Title","offer_id":49169351573812,"sku":"PMA-SAND5021S-07","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-06-2213.03.20.jpg?v=1782158734","url":"https:\/\/www.vintagetimeparts.com\/products\/sandsteel-mainspring-for-hamilton-14-0s-factory-no-5021-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}