{"product_id":"excelsior-2857-mainspring-for-angelus-travel-clock-caliber-240-time-side","title":"Excelsior #2857 Mainspring for Angelus Travel Clock caliber 240 - TIME side","description":"\u003cp\u003e\u003cstrong\u003eExcelsior\u003c\/strong\u003e Mainspring No. 2857 for \u003cstrong\u003eAngelus\u003c\/strong\u003e Travel Clock. For TIME side - Caliber 240 and perhaps others as well, steel, new in 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 in parts for all forms of vintage watches and clocks and all are sold with an unconditional guarantee.  Images to a suitable job of representing the item. \u003cbr\u003e\u003c\/p\u003e","brand":"Excelsior","offers":[{"title":"Default Title","offer_id":48598005317940,"sku":"CMS-EXC2857S-05","price":7.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-05-2614.37.25.jpg?v=1748295619","url":"https:\/\/www.vintagetimeparts.com\/products\/excelsior-2857-mainspring-for-angelus-travel-clock-caliber-240-time-side","provider":"Vintage Time Parts","version":"1.0","type":"link"}