{"product_id":"luth-ar-308-bcacl-complete-bolt-carrier-group-308-7-62x51mm-nato-dpms-lr-308-retro-pattern-chrome-lined","title":"Luth-AR 308-BCACL Complete Bolt Carrier Group .308\/7.62x51mm NATO DPMS LR-308 - Retro Pattern - Chrome Lined","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eLuth-AR 308-BCACL\u003c\/span\u003e\u003c\/strong\u003e is a complete \u003cstrong\u003eretro-pattern bolt carrier group\u003c\/strong\u003e designed for \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e.308 Winchester\u003c\/span\u003e\u003c\/strong\u003e \/ \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e7.62x51mm NATO\u003c\/span\u003e\u003c\/strong\u003e rifles built on the \u003cstrong\u003eDPMS LR-308\u003c\/strong\u003e platform. Built to original DPMS LR-308 dimensions, this BCG drops into AR-10-style rifles that follow the commercial DPMS LR-308 spec, making it an ideal component for both retro and modern .308 AR builds.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eConstruction follows Mil-Spec component metallurgy: the carrier is machined from \u003cstrong\u003e8620 steel\u003c\/strong\u003e, paired with a \u003cstrong\u003e4340 alloy steel\u003c\/strong\u003e cam pin and a \u003cstrong\u003e4130 alloy steel\u003c\/strong\u003e carrier key. The full assembly is \u003cstrong\u003eheat-treated to Army specification\u003c\/strong\u003e and finished in corrosion-resistant \u003cstrong\u003eManganese Phosphate\u003c\/strong\u003e. Internal gas bores and the firing pin retaining pin channel are \u003cstrong\u003echrome lined\u003c\/strong\u003e for extended service life under sustained use.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eAs a dedicated LR-308 component, the 308-BCACL is engineered for the commercial \u003cstrong\u003eDPMS LR-308\u003c\/strong\u003e pattern and is \u003cstrong\u003enot\u003c\/strong\u003e compatible with \u003cstrong\u003eArmaLite-pattern AR-10\u003c\/strong\u003e lowers, which use a different bolt carrier geometry. It ships as a complete bolt carrier group, ready to install in your LR-308-pattern build.\u003c\/span\u003e\u003c\/p\u003e","brand":"Luth-AR","offers":[{"title":"Default Title","offer_id":55082362143042,"sku":"196420","price":178.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_0386a802-c08b-41f7-b257-891376a3760a.png?v=1784765862","url":"https:\/\/centerfiresystems.com\/products\/luth-ar-308-bcacl-complete-bolt-carrier-group-308-7-62x51mm-nato-dpms-lr-308-retro-pattern-chrome-lined","provider":"Centerfire Systems","version":"1.0","type":"link"}