Brownells Lightweight Rifle-Length Barrel Assembly 5.56x45mm 20", Black

The Brownell's Retro A1 rifle length barrel assembly is a meticulously crafted component designed for enthusiasts and professionals seeking to replicate the classic look and performance of vintage rifles. Chambered in 5.56x45mm, this barrel assembly features a robust chrome-lined interior, ensuring durability and corrosion resistance, while the 1:7 twist rate optimizes stability and accuracy for a wide range of bullet weights. Finished in a sleek black phosphate, the barrel measures a full 20 inches in length, providing the ideal balance of precision and maneuverability. Engineered with precision, the muzzle threads are cut to 1/2-28, accommodating a variety of muzzle devices. The standard rifle barrel extension ensures compatibility with a wide range of upper receivers, making it a versatile choice for custom builds. The assembly is comprehensive, including a front sight base with .625 No F Marks, a sight post, detent and spring, ensuring reliable and consistent sight alignment. Additionally, it comes equipped with a sling swivel, rivet, flat delta ring, barrel nut, weld spring, snap ring and a triangular handguard cap, providing all the essential components for a seamless installation. Whether you're restoring a classic rifle or building a new one with a retro aesthetic, the Brownell's Retro A1 rifle length barrel assembly offers the authenticity and performance you need to complete your project with confidence.