{"product_id":"cmc-triggers-bbl556001-5-56-nato-7-50-1-7-twist-chrome-moly-vanadium-barrel-black-nitride","title":"CMC Triggers BBL556001 5.56 NATO 7.50\" 1:7 Twist Chrome Moly Vanadium Barrel - Black Nitride","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eCMC Triggers BBL556001\u003c\/span\u003e\u003c\/strong\u003e is a precision \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e5.56 NATO\u003c\/span\u003e\u003c\/strong\u003e barrel purpose-built for the \u003cstrong\u003eAR-15\u003c\/strong\u003e platform. At \u003cstrong\u003e7.50\"\u003c\/strong\u003e overall, it is a compact barrel sized for AR-15 pistol configurations and other short-barrel builds where handling and maneuverability matter most.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe bore is cut by \u003cstrong\u003ebutton rifling\u003c\/strong\u003e in \u003cstrong\u003eChrome Moly Vanadium Steel\u003c\/strong\u003e for tight, concentric grooves and consistent shot-to-shot accuracy. A \u003cstrong\u003e1:7\" twist\u003c\/strong\u003e stabilizes the full spread of common 5.56 projectiles, from lighter M193-style loads up through heavier 77- and 80-grain match and barrier-blind rounds.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eA \u003cstrong\u003eBlack Nitride\u003c\/strong\u003e finish hardens the surface and adds excellent corrosion and wear resistance, so the barrel holds its accuracy and appearance through high round counts. Drop it into your favorite \u003cstrong\u003eAR-15\u003c\/strong\u003e upper and head to the range.\u003c\/span\u003e\u003c\/p\u003e","brand":"CMC Triggers","offers":[{"title":"Default Title","offer_id":55026957680962,"sku":"168247","price":141.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_c53600bd-dd97-4c79-b0b8-e1ab60e45ece.png?v=1784672609","url":"https:\/\/centerfiresystems.com\/products\/cmc-triggers-bbl556001-5-56-nato-7-50-1-7-twist-chrome-moly-vanadium-barrel-black-nitride","provider":"Centerfire Systems","version":"1.0","type":"link"}