{"product_id":"kak-ar15-bcg-m16-556-k-spec-sv-chr","title":"KAK Industry AR-15 BCG M16 Profile 5.56 K-Spec Chrome – Drop-In Bolt Carrier Group","description":"\u003cp\u003eThe KAK Industry AR-15 BCG delivers M16-profile reliability for 5.56 NATO chambered rifles. This full-auto profile bolt carrier group provides increased carrier mass for consistent cycling with suppressed firearms, adjustable gas systems, or short-barreled uppers. The K-Spec designation indicates KAK's quality control standards for machining tolerances and material specifications.\u003c\/p\u003e\u003cp\u003eMachined from 8620 steel with a chrome-lined interior, this BCG offers corrosion resistance and easier cleaning than phosphate or nitride finishes. The chrome carrier interior extends service life in high-volume shooting applications. Gas key is secured with grade 8 fasteners and properly staked. This is a drop-in component for mil-spec AR-15 lower receivers—no fitting or gunsmithing required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Bolt Carrier Group, M16 Profile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e AR-15 pattern rifles chambered in 5.56 NATO \/ .223 Remington\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 8620 Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Chrome-lined interior\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 Bolt carrier, bolt assembly, cam pin, firing pin, firing pin retaining pin\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KAK Industry","offers":[{"title":"Default Title","offer_id":47938712961279,"sku":"KAK425-0505-003","price":219.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/4479426.jpg?v=1766526228","url":"https:\/\/doublestackstore.com\/products\/kak-ar15-bcg-m16-556-k-spec-sv-chr","provider":"Double Stack Store","version":"1.0","type":"link"}