{"product_id":"dd-bolt-carrier-group-5-56","title":"Daniel Defense Bolt Carrier Group 5.56 – AR-15\/M16 Platform","description":"\u003cp\u003eThe Daniel Defense Bolt Carrier Group is a drop-in replacement or spare for AR-15 and M16 pattern rifles chambered in 5.56 NATO and .223 Remington. This BCG is built to the same specifications as the groups found in Daniel Defense factory rifles, offering reliable cycling and consistent lockup. Whether you're building a new upper, maintaining a duty rifle, or keeping a spare on hand, this is a proven component from a manufacturer known for mil-spec quality control.\u003c\/p\u003e\u003cp\u003eThe carrier is machined from 8620 steel and features a hard chrome-lined interior for corrosion resistance and ease of cleaning. The bolt is machined from Carpenter 158 steel and properly staked with hardened gas key fasteners. Magnetic particle inspected and shot-peened, this BCG is ready for high round counts. Installation is straightforward—no gunsmithing required.\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-15, M16 (5.56 NATO \/ .223 Remington)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Material:\u003c\/strong\u003e 8620 Steel, Chrome-Lined Interior\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt Material:\u003c\/strong\u003e Carpenter 158 Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Phosphate (Carrier), Chrome-Lined Interior\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas Key:\u003c\/strong\u003e Hardened Fasteners, Properly Staked\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTesting:\u003c\/strong\u003e Magnetic Particle Inspected, Shot-Peened Bolt\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 Group with Extractor, Ejector, and Firing Pin\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Daniel Defense","offers":[{"title":"Default Title","offer_id":47936961183999,"sku":"DD04-013-19032","price":244.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/1250958.jpg?v=1766483382","url":"https:\/\/doublestackstore.com\/products\/dd-bolt-carrier-group-5-56","provider":"Double Stack Store","version":"1.0","type":"link"}