{"product_id":"cbc-ar-15-barrel-300-aac-7-5-1-8-twist-4150-chrome-moly-pistol-length","title":"CBC AR-15 Barrel 300 AAC - 7.5\" | 1:8 Twist | 4150 Chrome Moly | Pistol Length","description":"DESCRIPTION  The barrel is one of the few components that directly affect the accuracy and weight of your build.  This barrel has a nitride finish for increased strength and durability. This provides not only an impressive barrel life but ensures excellent accuracy. The barrel threads are carefully threaded to the .308 standard. Optimized for stability with a 1:8 twist rate, this 300 BLK barrel can handle heavier bullets used for subsonic loads with ease.      Weight 2.35 lbs   Dimensions 18 × 4 × 4 in   Platform  AR-15    Caliber  300 AAC    Barrel Material  4150 Chrome Moly Steel    Barrel Coating  Nitride    Barrel Length  7.5\"    Twist Rate  1:8    Thread Pattern  5\/8 x 24    Gas System Length  Pistol","brand":"CBC Industries","offers":[{"title":"Default Title","offer_id":44686019723483,"sku":"2AWCBC110-120","price":62.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/1072\/7131\/products\/2AWCBC110-120.jpg?v=1703951055","url":"https:\/\/www.atcostammo.com\/products\/cbc-ar-15-barrel-300-aac-7-5-1-8-twist-4150-chrome-moly-pistol-length","provider":"AtCostAmmo.com","version":"1.0","type":"link"}