{"product_id":"luth-ar-bl-f14-7-5-56-nato-14-5-1-7-socom-barrel-w-f-marked-fsb","title":"Luth-AR BL-F14-7 5.56 NATO 14.5\" 1:7 SOCOM Barrel w\/ F-Marked FSB","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eLuth-AR BL-F14-7\u003c\/span\u003e\u003c\/strong\u003e is a \u003cstrong\u003eSOCOM-profile\u003c\/strong\u003e AR-15 barrel assembly chambered in \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e5.56 NATO\u003c\/span\u003e\u003c\/strong\u003e, built around a \u003cstrong\u003e14.5\"\u003c\/strong\u003e barrel with an installed \u003cstrong\u003eF-marked front sight base\u003c\/strong\u003e. Designed as a drop-in component for carbine builds, it combines a battle-proven profile, modern steel specification, and a chrome-lined bore in one ready-to-install package.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eConstructed from \u003cstrong\u003e4150 Chrome Moly Vanadium\u003c\/strong\u003e steel and finished in \u003cstrong\u003emanganese phosphate\u003c\/strong\u003e, this barrel is \u003cstrong\u003echrome lined\u003c\/strong\u003e for long-term durability and corrosion resistance. The familiar \u003cstrong\u003eM4 SOCOM\u003c\/strong\u003e contour keeps weight and handling consistent with the rifles it replicates, while the \u003cstrong\u003e1:7\u003c\/strong\u003e twist stabilizes the full range of \u003cstrong\u003e5.56 NATO\u003c\/strong\u003e projectile weights.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eArriving ready to install with a pre-installed \u003cstrong\u003eF-marked front sight base\u003c\/strong\u003e, the BL-F14-7 mates with most carbine-length handguard systems and a standard barrel nut and upper receiver. \u003cstrong\u003eNote:\u003c\/strong\u003e the front sight post is not included.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eWhether you are assembling a clone-correct M4 carbine, refreshing a worn factory barrel, or building a hard-use defensive rifle, the Luth-AR BL-F14-7 delivers \u003cstrong\u003eSOCOM-profile\u003c\/strong\u003e handling, \u003cstrong\u003e4150 CMV\u003c\/strong\u003e construction, and an integrated \u003cstrong\u003eF-marked FSB\u003c\/strong\u003e in a single AR-15 barrel assembly.\u003c\/span\u003e\u003c\/p\u003e","brand":"Luth-AR","offers":[{"title":"Default Title","offer_id":55101585359170,"sku":"186457","price":181.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_811a4252-33ef-4ff7-bbeb-607e720bc646.png?v=1784791829","url":"https:\/\/centerfiresystems.com\/products\/luth-ar-bl-f14-7-5-56-nato-14-5-1-7-socom-barrel-w-f-marked-fsb","provider":"Centerfire Systems","version":"1.0","type":"link"}