{"product_id":"marco-marshalloy-mainspring-3076m-for-venus-60-benrus-l-mst-297-306-alloy","title":"Marco Marshalloy Mainspring 3076M for Venus 60, Benrus L, MST 297, 306 - Alloy","description":"\u003cp\u003e\u003cb\u003eWATCH-CRAFT\u003c\/b\u003e Mainspring 3076W for Venus 60, Benrus L, MST 297, 306 caliber movements plus perhaps others, white alloy, 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 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":49099357290804,"sku":"PMS-CEM3076MA-04","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-04-1619.20.32.jpg?v=1776392620","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-marshalloy-mainspring-3076m-for-venus-60-benrus-l-mst-297-306-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}