{"product_id":"one-horse-oh-ubco1-m16-bolt-carrier-group-5-56-300-blackout-nitride-ar-15","title":"One Horse OH-UBCO1 M16 Bolt Carrier Group 5.56\/.300 Blackout Nitride AR-15","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eOne Horse OH-UBCO1 M16 Bolt Carrier Group\u003c\/span\u003e\u003c\/strong\u003e is a duty-grade \u003cstrong\u003enitride BCG\u003c\/strong\u003e purpose-built for the \u003cstrong\u003eAR-15\/M16 platform\u003c\/strong\u003e and engineered to run \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e5.56 NATO\u003c\/span\u003e\u003c\/strong\u003e, \u003cstrong\u003e.223 Remington\u003c\/strong\u003e, and \u003cstrong\u003e.300 Blackout\u003c\/strong\u003e - a versatile drop-in for general-purpose rifles, defensive builds, and \u003cstrong\u003e.300 BLK suppressed hosts\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe carrier is machined from \u003cstrong\u003e8620 steel\u003c\/strong\u003e and paired with a \u003cstrong\u003e9310 steel bolt\u003c\/strong\u003e that is \u003cstrong\u003eMPI (magnetic particle inspected)\u003c\/strong\u003e for verified material integrity. A full \u003cstrong\u003esalt bath nitride\u003c\/strong\u003e finish hardens the working surfaces, reduces friction for smoother and more consistent cycling, and seals the steel against corrosion - extending service life in dirty or suppressed environments. The \u003cstrong\u003eGrade 8 gas key\u003c\/strong\u003e is properly \u003cstrong\u003estaked\u003c\/strong\u003e to the carrier so it stays locked in place under hard use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eProfiled in the \u003cstrong\u003eM16\u003c\/strong\u003e configuration for full compatibility with both semi-auto AR-15 uppers and M16-pattern builds, this bolt carrier group drops into any standard AR-15 upper receiver and is \u003cstrong\u003emade in the USA\u003c\/strong\u003e by One Horse.\u003c\/span\u003e\u003c\/p\u003e","brand":"One Horse","offers":[{"title":"Default Title","offer_id":55751633240386,"sku":"194312","price":71.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_ba508682-e61b-4e0e-947d-5b7b7fd7e705.png?v=1785929416","url":"https:\/\/centerfiresystems.com\/products\/one-horse-oh-ubco1-m16-bolt-carrier-group-5-56-300-blackout-nitride-ar-15","provider":"Centerfire Systems","version":"1.0","type":"link"}