{"product_id":"rise-armament-ar-15-complete-bolt-carrier-group-223-rem-5-56-nato-300-aac-blackout-nitride-finish","title":"Rise Armament AR-15 Complete Bolt Carrier Group .223 Rem\/5.56 NATO\/.300 AAC Blackout Nitride Finish","description":"\u003cp\u003eRise Armament AR-15 Complete Bolt Carrier Group .223 Rem\/5.56 NATO\/.300 AAC Blackout Black Nitride Finish\u003cbr\u003e\nRise Armament is excited to introduce their AR-15 Complete Bolt Carrier Group. The carrier is made from 8620 tool steel heat treated and case hardened. The bolt is made from 9310 and has been magnetic particle inspected. The gas key is made from tool steel and two grade 8 hardened fasteners which are properly staked. The cam pin is made from 4140 steel and the extractor is made from tool steel and is shot peened. The carrier features a nitride black finish.\u003c\/p\u003e \n\n\u003cp\u003eSpecifications and Features:\u003cbr\u003e\nRise Armament AR-15 Complete Bolt Carrier Group RA-1011-BLK\u003cbr\u003e\n.223 Remington\/5.56 NATO\/.300 AAC Blackout\u003cbr\u003e\nHigh-strength and easy-to-clean black nitride finish\u003cbr\u003e\nIndividually MPI tested\u003cbr\u003e\nBolt: 9310 MPI tested\u003cbr\u003e\nCarrier: 8620 tool steel heat treated and case hardened\u003cbr\u003e\nGas key: tool steel - grade 8 hardened fasteners and staked properly\u003cbr\u003e\nCam pin: 4140 steel\u003cbr\u003e\nExtractor: tool steel \/ shot peened\u003cbr\u003e\nNitride Black Finish\u003c\/p\u003e","brand":"Rise Armament","offers":[{"title":"RA-1011-BLK \/ AR-15 Parts \/ Rise Armament","offer_id":43132231942249,"sku":"11393301","price":172.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0659\/8341\/4377\/files\/R_RISERA1011BLK.jpg?v=1776358448","url":"https:\/\/westerngunstore.com\/products\/rise-armament-ar-15-complete-bolt-carrier-group-223-rem-5-56-nato-300-aac-blackout-nitride-finish","provider":"Western Gun Store","version":"1.0","type":"link"}