{"product_id":"lantac-usa-enhanced-bcg-223-5-56-nib-bolt-carrier-group-ar-15-m16-m4","title":"LANTAC USA Enhanced BCG .223\/5.56 NiB Bolt Carrier Group - AR-15\/M16\/M4","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eLANTAC USA Enhanced E-BCG\u003c\/span\u003e\u003c\/strong\u003e is a full auto style \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e.223 Remington \/ 5.56 NATO\u003c\/span\u003e\u003c\/strong\u003e bolt carrier group purpose-built for \u003cstrong\u003eAR-15, M16, and M4\u003c\/strong\u003e pattern rifles. Designed as an upgraded, drop-in replacement for the factory BCG, this assembly is engineered to deliver improved reliability, smoother cycling, and longer service life across duty, training, and recreational shooting applications. Manufacturer part number \u003cstrong\u003eLA00223\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe carrier is \u003cstrong\u003eprecision machined from 8620 steel\u003c\/strong\u003e and finished with LANTAC's signature \u003cstrong\u003eNiB UTC EXO nickel boron coating\u003c\/strong\u003e. This high-performance finish produces an exceptionally hard, low-friction, and corrosion-resistant surface that resists carbon fouling and makes field cleaning noticeably easier than a standard phosphate or chrome-lined carrier.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe bolt is manufactured from \u003cstrong\u003eCarpenter 158 or 9310 steel\u003c\/strong\u003e, \u003cstrong\u003eshot peened\u003c\/strong\u003e for fatigue resistance, and \u003cstrong\u003eMagnetically Particle Inspected (MPI)\u003c\/strong\u003e to verify material integrity before assembly. Built to the \u003cstrong\u003efull auto \/ M16 profile\u003c\/strong\u003e, the Enhanced E-BCG drops into any standard AR-15, M16, or M4 upper receiver chambered for \u003cstrong\u003e.223 Remington\u003c\/strong\u003e or \u003cstrong\u003e5.56 NATO\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"LANTAC USA","offers":[{"title":"Default Title","offer_id":55075266724162,"sku":"194101","price":252.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_b57e1d1f-cd99-4106-95c5-e60d20d422d6.png?v=1784754167","url":"https:\/\/centerfiresystems.com\/products\/lantac-usa-enhanced-bcg-223-5-56-nib-bolt-carrier-group-ar-15-m16-m4","provider":"Centerfire Systems","version":"1.0","type":"link"}