{"product_id":"lantac-usa-m-spec-bolt-carrier-group-223-5-56-nickel-boron-finish-01-mspec-556-nib-bcg","title":"LANTAC USA M-SPEC Bolt Carrier Group 223\/5.56 Nickel Boron Finish 01-MSPEC-556-NIB-BCG","description":"Product Description\n\u003cp\u003eThe LANTAC USA M-SPEC Bolt Carrier Group (BCG) in 223\/5.56 with a Nickel Boron (NIB) finish is a premium, military-specification bolt carrier group engineered for AR-15 platform rifles. Designed to meet and exceed mil-spec standards, this BCG features a highly durable Nickel Boron coating that significantly reduces friction and wear, enhances corrosion resistance, and makes cleaning faster and easier than traditional finishes. The M-SPEC designation reflects its adherence to military specifications, ensuring reliable feeding, extraction, and ejection in demanding conditions. At 11 inches in length and weighing approximately 0.815 lbs, it is a direct drop-in replacement for standard AR-15 bolt carrier groups chambered in .223 Remington or 5.56 NATO.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMilitary-Specification Construction:\u003c\/strong\u003e Built to mil-spec tolerances for reliable, consistent performance in AR-15 rifles chambered in .223\/5.56.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNickel Boron (NIB) Finish:\u003c\/strong\u003e Provides superior lubricity, corrosion resistance, and ease of cleaning compared to phosphate or standard coatings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Drop-In Compatibility:\u003c\/strong\u003e Designed as a direct replacement for standard AR-15 bolt carrier groups with no modifications required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced Durability:\u003c\/strong\u003e The NIB coating reduces internal wear and friction, extending the service life of the BCG under heavy use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLANTAC USA Engineering:\u003c\/strong\u003e Crafted by a trusted manufacturer known for precision AR-15 components and accessories.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e LANTAC USA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number (MPN):\u003c\/strong\u003e 01-MSPEC-556-NIB-BCG\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 614347506295\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e .223 Remington \/ 5.56 NATO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Nickel Boron (NIB)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpecification:\u003c\/strong\u003e Military Specification (M-SPEC)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 11 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 0.815 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Platform:\u003c\/strong\u003e AR-15\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.\u003c\/em\u003e\u003c\/p\u003e\n]]\u0026gt;","brand":"LANTAC USA","offers":[{"title":"Default Title","offer_id":44199650918522,"sku":"FLX-194107","price":194.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/297590513.png?v=1788365027","url":"https:\/\/tlooutdoors.com\/products\/lantac-usa-m-spec-bolt-carrier-group-223-5-56-nickel-boron-finish-01-mspec-556-nib-bcg","provider":"TLO Outdoors","version":"1.0","type":"link"}