{"product_id":"dynaflex-unbreakable-mainspring-for-gruen-98-99-835b-alloy","title":"Dynaflex Unbreakable Mainspring for Gruen 98, 99, 835B - Alloy","description":"\u003cp\u003e\u003cstrong\u003eDynaflex\u003c\/strong\u003e \u003cem\u003eUnbreakable\u003c\/em\u003e Mainspring for \u003cstrong\u003eGruen\u003c\/strong\u003e caliber 98, 99, 835B movements, alloy, new in envelope. See images for precise mainspring specifications. I likely have several of these so the one you get may differ very sightly from the images. I specialize in 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":"Dynaflex","offers":[{"title":"Default Title","offer_id":48469544829236,"sku":"PMS-DYNF9899A-02","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-02-1317.09.26.jpg?v=1739495409","url":"https:\/\/www.vintagetimeparts.com\/products\/dynaflex-unbreakable-mainspring-for-gruen-98-99-835b-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}