{"product_id":"marco-mainspring-no-2960-for-bulova-caliber-3ab-3af-3al-3an-7ab-7ae-7ar-steel","title":"Marco Mainspring No. 2960 for Bulova caliber 3AB, 3AF, 3AL, 3AN, 7AB, 7AE, 7AR - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarco \u003c\/strong\u003eNo. 2960 steel mainspring for \u003cstrong\u003eBulova\u003c\/strong\u003e caliber 3AB, 3AF, 3AL, 3AN, 7AB, 7AE, 7AR movements, and perhaps even more as well, new in frail envelope. See images for precise mainspring specifications. I likely have several of these 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":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":48984260935988,"sku":"PMS-CEM2960S-12","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-12-2414.16.31.jpg?v=1766614792","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-mainspring-no-2960-for-bulova-caliber-3ab-3af-3al-3an-7ab-7ae-7ar-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}