{"product_id":"westclox-factory-time-mainspring-for-big-ben-clock-model-a2","title":"Westclox Factory TIME Mainspring for Big Ben Clock Model A2","description":"\u003cp\u003e\u003cstrong\u003eWestclox\u003c\/strong\u003e Factory TIME Mainspring for Big Ben - Except Chime Alarm - Model A2 Clocks from the 1930's and 1940's (and perhaps beyond), new in dusty and\/or torn envelope. Could also very well fit in other alarm and travel clocks as well. Original Factory Number is 651-6 and it is worth noting as well these will need a very thorough cleaning before use. I likely have several of these so the one you get may differ slightly from the images. I sell a reprint of the factory parts and assembly catalog for this model of Alarm Clock if you need it, just check my other listings. I specialize is hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a suitable job of representing the item.\u003c\/p\u003e","brand":"Westclox","offers":[{"title":"Default Title","offer_id":47451913879860,"sku":"CMS-WEST0A2S-10","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-10-0411.11.41.jpg?v=1791140200","url":"https:\/\/www.vintagetimeparts.com\/products\/westclox-factory-time-mainspring-for-big-ben-clock-model-a2","provider":"Vintage Time Parts","version":"1.0","type":"link"}