{"product_id":"ballistic-adv-premium-series-ar-15-6mm-arc-18-spr-barrel-black-qpq","title":"Ballistic Adv Premium Series AR-15 6mm ARC 18\" SPR Barrel - Black QPQ","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cspan style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003eBallistic Adv Premium Series 18\" 6mm ARC SPR Barrel\u003c\/strong\u003e\u003c\/span\u003e is a standalone AR-15 barrel for precision-oriented builds chambered in \u003cspan style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003e6mm ARC\u003c\/strong\u003e\u003c\/span\u003e. Its \u003cstrong\u003e18\"\u003c\/strong\u003e length and \u003cstrong\u003eSPR\/Mk12 Mod H profile\u003c\/strong\u003e pair with a \u003cstrong\u003erifle-length gas system\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eBuilt from \u003cstrong\u003ehardened 416R stainless steel\u003c\/strong\u003e, this barrel has a \u003cstrong\u003ebutton-rifled bore\u003c\/strong\u003e, a fast \u003cstrong\u003e1:7\u003c\/strong\u003e twist rate, and a corrosion-resistant \u003cstrong\u003eBlack QPQ finish\u003c\/strong\u003e. It weighs \u003cstrong\u003e41.3 oz\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe muzzle is threaded \u003cstrong\u003e5\/8x24\u003c\/strong\u003e for compatible muzzle devices. A \u003cstrong\u003e.750\" gas-block journal\u003c\/strong\u003e and the extended .750\" profile section accommodate an \u003cstrong\u003eOPS Inc. 12th Model collar and suppressor arrangement\u003c\/strong\u003e. The barrel also uses a \u003cstrong\u003eNickel Boron-coated extended M4 feed-ramp extension\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis barrel is offered in \u003cspan style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003eNew Condition\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"Ballistic Adv","offers":[{"title":"Default Title","offer_id":54988480577858,"sku":"160217","price":211.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_9b1d5dc0-14d2-4c01-8fdd-8c62d1eac829.png?v=1784136597","url":"https:\/\/centerfiresystems.com\/products\/ballistic-adv-premium-series-ar-15-6mm-arc-18-spr-barrel-black-qpq","provider":"Centerfire Systems","version":"1.0","type":"link"}