{"product_id":"smith-wesson-revolver-l-frame-model-586-357-magnum-main-spring-586141","title":"Smith \u0026 Wesson Revolver L Frame Model 586 .357 Magnum Mainspring 586141","description":"\u003cp\u003eFactory Smith \u0026amp; Wesson mainspring for L Frame Model 586 revolvers chambered in .357 Magnum. This critical internal component provides the power for hammer operation, ensuring reliable ignition with every trigger pull.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Smith \u0026amp; Wesson factory mainspring\u003c\/li\u003e\n\u003cli\u003eUsed condition - fully functional\u003c\/li\u003e\n\u003cli\u003eDirect replacement for worn or weakened mainsprings\u003c\/li\u003e\n\u003cli\u003eRestores proper hammer strike force\u003c\/li\u003e\n\u003cli\u003eEssential for reliable ignition\u003c\/li\u003e\n\u003cli\u003eFactory specifications for consistent performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003cbr\u003e\nDesigned specifically for Smith \u0026amp; Wesson L Frame Model 586 revolvers in .357 Magnum. This is a model-specific spring - verify your exact model number before ordering to ensure proper fit and tension.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eType: Mainspring (hammer spring)\u003c\/li\u003e\n\u003cli\u003eFrame: L Frame\u003c\/li\u003e\n\u003cli\u003eModel: 586\u003c\/li\u003e\n\u003cli\u003eCaliber: .357 Magnum\u003c\/li\u003e\n\u003cli\u003eFunction: Powers hammer operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy Replace Your Mainspring:\u003c\/strong\u003e\u003cbr\u003e\nMainsprings can weaken over time or through extensive use, leading to light primer strikes and misfires. A fresh mainspring ensures consistent, reliable ignition and proper hammer function. This is a common maintenance item for revolvers that have seen heavy use or are experiencing ignition issues.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e\u003cbr\u003e\nUsed factory part in good working condition. Maintains proper tension and spring characteristics. May show normal wear from previous use but fully functional and ready to install.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 586141\u003c\/p\u003e","brand":"Smith \u0026 Wesson","offers":[{"title":"Default Title","offer_id":41254568788026,"sku":"586141","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1423\/2020\/files\/DSCF0001_426ad5c4-5e6d-4b74-8772-33ac08e84738.jpg?v=1771513165","url":"https:\/\/usagunsandgear.com\/products\/smith-wesson-revolver-l-frame-model-586-357-magnum-main-spring-586141","provider":"USA Guns And Gear","version":"1.0","type":"link"}