{"product_id":"kaw-valley-precision-9mm-blow-back-bolt-carrier-group-black-nitride","title":"Kaw Valley Precision 9mm Blow Back Bolt Carrier Group - Black Nitride","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eKaw Valley Precision 9mm Blow Back Bolt Carrier Group\u003c\/span\u003e\u003c\/strong\u003e is purpose-built for \u003cstrong\u003e9mm Luger\u003c\/strong\u003e AR-15 pistol and rifle builds, giving builders a reliable BCG designed around the straight-blowback operating system that 9mm ARs use instead of a traditional gas-driven action. The bolt is \u003cstrong\u003eramped\u003c\/strong\u003e to feed reliably from the most common 9mm AR magazine configurations.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe carrier is machined from \u003cstrong\u003eUSA-made 8620 tool steel\u003c\/strong\u003e and finished in a \u003cstrong\u003eblack QPQ nitride\u003c\/strong\u003e coating that hardens the surface, reduces friction, and provides excellent corrosion resistance for long service life. A \u003cstrong\u003eheavy firing pin retaining spring\u003c\/strong\u003e is fitted to keep the firing pin locked in place under the heavier inertial loads typical of blow-back operation, and the complete BCG weighs in at approximately \u003cstrong\u003e15.5 oz\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis 9mm BCG is compatible with both \u003cstrong\u003eGlock-pattern\u003c\/strong\u003e and \u003cstrong\u003eColt-pattern\u003c\/strong\u003e 9mm magazines, making it a flexible choice for the most common 9mm AR lower configurations on the market today.\u003c\/span\u003e\u003c\/p\u003e","brand":"Kaw Valley Precision","offers":[{"title":"Default Title","offer_id":55331010249026,"sku":"KVP9MMBCG","price":139.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/alt_ee4644e7-b682-4839-a287-6c7244aafc59.jpg?v=1785162966","url":"https:\/\/centerfiresystems.com\/products\/kaw-valley-precision-9mm-blow-back-bolt-carrier-group-black-nitride","provider":"Centerfire Systems","version":"1.0","type":"link"}