{"product_id":"brownells-brn-4-barrels-5-56x45mm","title":"Brownells Brn-4 Barrels 5.56x45mm","description":"Brownells Brn-4 Barrels 5.56x45mm \u003cbr\u003e\u003cbr\u003eCartridge: AKK_5.56 x 45 \u003cbr\u003eContour: Heavy \u003cbr\u003eFinish: Black Nitride \u003cbr\u003eGas System Length: 416 \u003cbr\u003eLength: 14.5'' \u003cbr\u003eMake: Brownells \u003cbr\u003eMake: Heckler \u0026amp; Koch \u003cbr\u003eMake\/Model: Brownells|Brn-4 \u003cbr\u003eMake\/Model: Heckler \u0026amp; Koch|HK416 \u003cbr\u003eMake\/Model: Heckler \u0026amp; Koch|Mr556 \u003cbr\u003eModel: Brn-4 \u003cbr\u003eModel: HK416 \u003cbr\u003eModel: Mr556 \u003cbr\u003eMuzzle Threads: 1\/2-28 \u003cbr\u003eTwist: 1-7 \u003cbr\u003e\u003cbr\u003e\u003cbr\u003eMaker: Brownells\u003cbr\u003eModel:","brand":"Brownells","offers":[{"title":"Default Title \/ AR-15 Parts \/ Brownells","offer_id":43117912916073,"sku":"11725528","price":347.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0659\/8341\/4377\/files\/APLG_2035164.jpg?v=1777405645","url":"https:\/\/westerngunstore.com\/products\/brownells-brn-4-barrels-5-56x45mm","provider":"Western Gun Store","version":"1.0","type":"link"}