{"product_id":"ballistic-bbl-5-56-16-hbar-mid-chr","title":"Ballistic Advantage 5.56 NATO 16\" HBAR Mid-Length Barrel – Chrome-Lined AR-15","description":"\u003cp\u003eThis Ballistic Advantage 16-inch heavy barrel profile (HBAR) delivers enhanced accuracy and heat resistance for extended shooting sessions. The mid-length gas system reduces felt recoil and improves reliability compared to carbine-length systems, while the government-profile contour forward of the gas block provides additional mass for sustained fire without excessive weight at the muzzle.\u003c\/p\u003e\u003cp\u003eThe chrome-lined bore and chamber extend barrel life and simplify cleaning, particularly important for high-volume shooters or those using corrosive surplus ammunition. Machined from 4150 Chrome Moly Vanadium steel and finished with a durable black nitride exterior. Compatible with standard AR-15 upper receivers and mid-length gas systems. Requires a .750\" gas block.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Heavy Barrel Profile (HBAR)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e 5.56 NATO \/ .223 Wylde chamber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 16 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas System:\u003c\/strong\u003e Mid-length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 4150 Chrome Moly Vanadium steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore\/Chamber:\u003c\/strong\u003e Chrome-lined\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black nitride exterior\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas Block Diameter:\u003c\/strong\u003e .750\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e AR-15 platform rifles\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ballistic Advantage","offers":[{"title":"Default Title","offer_id":47941718606079,"sku":"BABL556017MC","price":175.75,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/2855680.jpg?v=1766569636","url":"https:\/\/doublestackstore.com\/products\/ballistic-bbl-5-56-16-hbar-mid-chr","provider":"Double Stack Store","version":"1.0","type":"link"}