{"product_id":"ballistic-adv-performance-series-5-56x45mm-nato-13-9-hanson-midlength-ar-15-barrel-black-qpq-chrome-moly-vanadium","title":"Ballistic Adv Performance Series 5.56x45mm NATO 13.9\" Hanson Midlength AR-15 Barrel - Black QPQ Chrome Moly Vanadium","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eBallistic Adv Performance Series\u003c\/span\u003e\u003c\/strong\u003e brings precision-rifle manufacturing standards to a duty-grade \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e5.56x45mm NATO\u003c\/span\u003e\u003c\/strong\u003e barrel for your \u003cstrong\u003eAR-15\u003c\/strong\u003e build. Machined from \u003cstrong\u003e4150 Chrome Moly Vanadium\u003c\/strong\u003e steel and finished in a corrosion-resistant \u003cstrong\u003eBlack QPQ\u003c\/strong\u003e treatment, this \u003cstrong\u003e13.9\"\u003c\/strong\u003e barrel is built to deliver repeatable accuracy and long service life under hard use.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe signature \u003cstrong\u003eBA Hanson Mid-Length\u003c\/strong\u003e profile uses Ballistic Advantage's lightweight contour that sheds weight over a government-profile barrel while keeping stiff, consistent barrel harmonics for accurate follow-up shots. A \u003cstrong\u003e1:7\" twist\u003c\/strong\u003e stabilizes the full range of \u003cstrong\u003e5.56 NATO\u003c\/strong\u003e projectiles, from light varmint loads up to heavy 77-grain open-pattern match rounds. The barrel is \u003cstrong\u003ethreaded\u003c\/strong\u003e for a muzzle device and ships with a pinned \u003cstrong\u003elow-profile gas block\u003c\/strong\u003e already installed for a true mid-length gas system.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eEach Performance Series barrel uses a \u003cstrong\u003eNickel Boron coated extended M4 feed ramp\u003c\/strong\u003e for reliable feeding under any conditions, and ships \u003cstrong\u003ewithout sights\u003c\/strong\u003e installed so it drops cleanly into your free-float handguard and optic of choice. Whether you are assembling a feature-rich carbine or replacing a worn factory upper, the \u003cstrong\u003eBallistic Adv Performance Series\u003c\/strong\u003e barrel is a precision-fit, value-packed upgrade for the \u003cstrong\u003eAR-15\u003c\/strong\u003e platform.\u003c\/span\u003e\u003c\/p\u003e","brand":"Ballistic Adv","offers":[{"title":"Default Title","offer_id":55681995080002,"sku":"160204","price":223.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_e178f9b4-6da7-464d-b81a-c4186be033a7.png?v=1785850227","url":"https:\/\/centerfiresystems.com\/products\/ballistic-adv-performance-series-5-56x45mm-nato-13-9-hanson-midlength-ar-15-barrel-black-qpq-chrome-moly-vanadium","provider":"Centerfire Systems","version":"1.0","type":"link"}