Luth-Ar 11.5in Lightweight Barrel 1:7 5.56 NATO with FSB

The Luth-Ar 11.5" LGHTWGHT BBL W/FSB delivers a compact, lightweight AR-15 barrel solution in black designed for 5.56x45mm NATO versatility and precision. This 11.5" barrel features a rugged 1:7 twist rate, optimizing stabilization for a wide range of commonly used 5.56/223 Remington loads, while its lightweight construction helps reduce overall weight without sacrificing rigidity. Engineered to pair seamlessly with a front sight base, the barrel supports rapid target acquisition and reliable operation in dynamic shooting scenarios, making it ideal for sport shooting, CQB training, and compact rifle builds where maneuverability matters. The BL-F11-7 model designation reflects a purpose-built subassembly that aligns with standard AR-15 platform geometry, ensuring dependable fitment in compatible receivers and upper assemblies. The sleek black finish not only provides a clean, professional appearance but also helps resist corrosion and wear in varied environments. Whether upgrading an existing rifle or assembling a compact, fast-handling platform, this 11.5" barrel from Luth-Ar delivers consistent accuracy, straightforward compatibility, and the performance you expect from a purpose-driven rifle component.