{"product_id":"lbe-308-bolt-carrier-group","title":"LBE Unlimited .308 Bolt Carrier Group – AR-10 Platform","description":"\u003cp\u003eThe LBE Unlimited .308 Bolt Carrier Group is a replacement or spare BCG for AR-10 pattern rifles chambered in .308 Winchester\/7.62x51 NATO. This component handles the critical functions of chambering, firing, extracting, and ejecting cartridges in your large-frame AR platform. Keeping a spare BCG on hand ensures you can maintain your rifle's reliability during high-volume shooting or if your primary BCG requires cleaning, inspection, or replacement.\u003c\/p\u003e\u003cp\u003eConstructed from machined steel with a phosphate finish for corrosion resistance and reduced friction, this BCG is designed as a direct replacement for standard AR-10 bolt carrier groups. Installation is straightforward for anyone familiar with AR-pattern rifle maintenance—no gunsmithing required. The carrier includes a properly staked gas key and an assembled bolt with extractor and ejector installed.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Bolt Carrier Group\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e AR-10, .308 AR platforms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Phosphate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Drop-In\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Assembled bolt carrier group with gas key, bolt, extractor, ejector, and firing pin\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LBE Unlimited","offers":[{"title":"Default Title","offer_id":47943856324863,"sku":"LBAR10BCG","price":229.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/1272542.jpg?v=1766603821","url":"https:\/\/doublestackstore.com\/products\/lbe-308-bolt-carrier-group","provider":"Double Stack Store","version":"1.0","type":"link"}