{"product_id":"tacfire-bcg308-bolt-carrier-group-308-win-black-nitride-steel-ar-10-dpms-profile","title":"TacFire BCG308 Bolt Carrier Group .308 Win Black Nitride Steel AR-10 DPMS Profile","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eTacFire BCG308\u003c\/span\u003e\u003c\/strong\u003e is a Mil-Spec-pattern \u003cstrong\u003eBolt Carrier Group\u003c\/strong\u003e designed for the \u003cstrong\u003eAR-10 \/ LR-308\u003c\/strong\u003e large-frame platform chambered in \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e.308 Win \/ 7.62x51 NATO\u003c\/span\u003e\u003c\/strong\u003e. Cut to the \u003cstrong\u003eDPMS LR-308 GEN 1 profile\u003c\/strong\u003e, this BCG drops into any standard DPMS-pattern AR-10 upper receiver, making it a direct-fit replacement or upgrade for big-bore .308 builds.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe carrier is machined from \u003cstrong\u003e8620 steel\u003c\/strong\u003e and the bolt is forged from \u003cstrong\u003e9310 steel\u003c\/strong\u003e, both finished in a black \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eQPQ nitride\u003c\/span\u003e\u003c\/strong\u003e treatment that delivers excellent wear resistance and corrosion protection. The bolt is \u003cstrong\u003emagnetic particle inspected (MPI)\u003c\/strong\u003e and \u003cstrong\u003eshot peened\u003c\/strong\u003e for long-term fatigue strength, and the carrier is \u003cstrong\u003eserrated\u003c\/strong\u003e for use with a standard AR-pattern forward assist.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe properly \u003cstrong\u003estaked, nitride-treated gas key\u003c\/strong\u003e ensures consistent gas flow and reliable cycling in semi-auto builds. \u003cstrong\u003eMade in the USA\u003c\/strong\u003e, the TacFire BCG308 is a solid choice for assembling a new AR-10 \/ LR-308 rifle, replacing a worn carrier, or upgrading from a budget BCG in an existing build.\u003c\/span\u003e\u003c\/p\u003e","brand":"TacFire","offers":[{"title":"Default Title","offer_id":55063916282178,"sku":"188306","price":134.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_c7ce6ac9-c490-43e1-992c-835a680f6fc9.png?v=1784735944","url":"https:\/\/centerfiresystems.com\/products\/tacfire-bcg308-bolt-carrier-group-308-win-black-nitride-steel-ar-10-dpms-profile","provider":"Centerfire Systems","version":"1.0","type":"link"}