{"product_id":"at3-rosco-manufacturing-bloodline-ar-15-barrel-16-5-56-nato-heavy-profile-carbine-length-17-twist","title":"Rosco Manufacturing Bloodline AR-15 Barrel - 16\" - 5.56 NATO - Heavy Profile - Carbine-Length - 1:7 Twist","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cstrong\u003eHeavy Contour Built for Heat, Rigidity, and Hard-Use Carbines\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eHeavy barrel profile retains additional mass for rigidity and heat management during higher-volume firing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e5.56 NATO chamber is compatible with both 5.56 NATO and .223 Rem ammunition\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e1:7 twist rate supports a broad range of commonly used 5.56 projectile weights\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eCarbine-length gas system provides a conventional operating setup for a 16″ AR-15 barrel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e4150 CMV construction with a corrosion-resistant nitride finish\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e.750″ gas block journal fits compatible AR-15 gas blocks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e1\/2×28 muzzle threads accept compatible 5.56 muzzle devices and suppressor mounts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e11° barrel crown protects the muzzle and provides a consistent projectile exit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eBarrel is factory engraved “HEAVY” to identify the heavy-profile configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThe Rosco Bloodline 16″ 5.56 Heavy Barrel is built around a substantial contour for shooters who prioritize rigidity and heat capacity over minimum barrel weight. Its carbine-length gas system, 1:7 twist, and 5.56 NATO chamber keep the operating setup familiar, while the nitride-treated barrel and extension provide a durable finish for regular use.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eBrand: Rosco Manufacturing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eSeries: Bloodline\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMPN: BL-16-HB-556-7-C\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eCaliber: 5.56 NATO\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eAmmunition Compatibility: 5.56 NATO \/ .223 Rem\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eBarrel Length: 16″\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eProfile: Heavy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eTwist Rate: 1:7\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eGas System: Carbine-length\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eGas Block Diameter: .750″\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMuzzle Thread: 1\/2×28\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eCrown: 11°\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eBarrel Extension Finish: Nitride\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eFinish: Nitride\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eWeight: 35.76 oz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eColor: Black\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat’s Included\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e1x Rosco Bloodline 16″ 5.56 NATO Heavy Barrel\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rosco Manufacturing","offers":[{"title":"Default Title","offer_id":48150801088673,"sku":"BL-16-HB-556-7-C","price":169.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/8408\/1057\/files\/ROSBL-16-HB-556-7-C_2_HR.jpg?v=1792483239","url":"https:\/\/kilo1sixarms.shop\/products\/at3-rosco-manufacturing-bloodline-ar-15-barrel-16-5-56-nato-heavy-profile-carbine-length-17-twist","provider":"KILO 1 SIX ARMS","version":"1.0","type":"link"}