{"product_id":"at3-aero-precision-pro-series-ar-15-black-nitride-bolt-carrier-group","title":"Aero Precision PRO Series AR-15 Black Nitride Bolt Carrier Group","description":"\u003ch2 style=\"text-align: center;\"\u003eGo PRO – The Best BCG that Aero Precision has to Offer\u003c\/h2\u003e\n\u003cp\u003eThe Aero Precision PRO 5.56 Bolt Carrier Group represents the best value for the most prolific, high-volume shooters. Each component’s material has been carefully chosen to ensure a long service life, reliable function, and minimized wear. This is the BCG that can stand up to an aggressive firing schedule, with an easy to clean Black Nitride finish on basically every component.\u003c\/p\u003e\n\u003cp\u003eThere are no mystery meat components here – only top quality parts that have been carefully chosen to give you optimal performance.\u003c\/p\u003e\n\u003ch3\u003e9310 Steel Bolt – Better than Carpenter 158?\u003c\/h3\u003e\n\u003cp\u003eYou’ll see a lot of claims online that C158 steel is the only steel for an AR-15 bolt, because that’s what the military uses. Frankly, it’s not true, and that’s why Aero Precision went with 9310 steel for the most important part of the BCG. The bolt is heat treated to provide superior strength and durability, as well as shot peened and MPI tested to ensure the quality.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCaliber: .223\/5.56, .300 Blackout, .350 Legend\u003c\/li\u003e\n\u003cli\u003eFinish: Black Nitride\u003c\/li\u003e\n\u003cli\u003eCarrier Type: M16\/Full Auto Capable (Best for AR-15)\u003c\/li\u003e\n\u003cli\u003eCarrier: 8620 Gun Steel\u003c\/li\u003e\n\u003cli\u003eGas Key: 4140 Steel\u003c\/li\u003e\n\u003cli\u003eGas Key Screws: Grade 8, staked\u003c\/li\u003e\n\u003cli\u003eBolt: 9310 Steel, MPI tested, Shot Peened, and Heat Treated\u003c\/li\u003e\n\u003cli\u003eExtractor: 4140 Steel\u003c\/li\u003e\n\u003cli\u003eCam Pin: 4140 Steel\u003c\/li\u003e\n\u003cli\u003eEjector: S7 Tool Steel\u003c\/li\u003e\n\u003cli\u003eFiring Pin: 8640 Steel, Black Nitride Treated\u003c\/li\u003e\n\u003cli\u003eMil-Spec O-Ring and Gas Rings\u003c\/li\u003e\n\u003cli\u003eWeight: 11.5 oz.\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: USA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aero Precision","offers":[{"title":"Default Title","offer_id":48150309404833,"sku":"APRH101767C","price":174.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/8408\/1057\/files\/Aero-Precision-AR-15-Pro-Series-Black-Nitride-Bolt-Carrier-Group.jpg?v=1792478591","url":"https:\/\/kilo1sixarms.shop\/products\/at3-aero-precision-pro-series-ar-15-black-nitride-bolt-carrier-group","provider":"KILO 1 SIX ARMS","version":"1.0","type":"link"}