{"product_id":"lbe-unlimited-m16bcg-nib-complete-bcg-5-56-nato-nickel-boron-ar-15","title":"LBE Unlimited M16BCG-NIB Complete BCG 5.56 NATO Nickel Boron AR-15","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eLBE Unlimited M16BCG-NIB Complete Bolt Carrier Group\u003c\/span\u003e\u003c\/strong\u003e is an M16-profile BCG built for the AR-15\/M16 platform and chambered in \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e5.56x45mm NATO\u003c\/span\u003e\u003c\/strong\u003e. The carrier is machined from \u003cstrong\u003e8620 steel\u003c\/strong\u003e and finished with a low-friction \u003cstrong\u003eNickel Boron (NiB)\u003c\/strong\u003e coating that helps the group run clean, resist carbon fouling, and cycle smoothly across a wide range of ammunition.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis is a \u003cstrong\u003ecomplete BCG\u003c\/strong\u003e with a \u003cstrong\u003edrop-in bolt\u003c\/strong\u003e, rated for \u003cstrong\u003eFull Auto\u003c\/strong\u003e use and fully compatible with semi-automatic AR-15, M16, and M4 pattern uppers. The NiB coating extends to the bolt, carrier, gas key, and key screws for a uniform, high-lubricity wear surface that holds tolerances under sustained fire. The package includes the firing pin and retaining pin for direct installation into a properly assembled upper receiver.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eBuilt for shooters who want a durable, high-lubricity BCG for duty, defensive, or high-round-count rifles, the M16BCG-NIB drops directly into a properly prepped AR-platform upper.\u003c\/span\u003e\u003c\/p\u003e","brand":"LBE Unlimited","offers":[{"title":"Default Title","offer_id":55816243544386,"sku":"156424","price":136.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_f072d2ea-00be-4efa-b895-8b4dea0e462e.png?v=1786091340","url":"https:\/\/centerfiresystems.com\/products\/lbe-unlimited-m16bcg-nib-complete-bcg-5-56-nato-nickel-boron-ar-15","provider":"Centerfire Systems","version":"1.0","type":"link"}