Brownells BRN-4/M27 5.56X45 16.5'' MEDIUM CHROME LINED BARREL PHOSPHATE BN-BRN4556-16H-BL-CL

Brownells BRN-4/M27 16.5" Chrome Lined Barrel | 5.56x45 | Phosphate | BN-BRN4556-16H-BL-CL Brownells BRN-4/M27 5.56x45 16.5" Medium Chrome Lined Barrel – Phosphate Finish | BN-BRN4556-16H-BL-CL The Brownells BRN-4/M27 16.5" Medium Chrome Lined Barrel is a high-quality replacement barrel designed specifically for the Brownells BRN-4 and M27 platforms. Chambered in 5.56x45 NATO, this barrel features a medium profile and a durable chrome-lined bore for enhanced longevity and resistance to wear. The phosphate finish provides excellent corrosion resistance and a non-reflective surface, making it ideal for both tactical and recreational use. Manufactured to Brownells’ strict quality standards, this barrel delivers reliable performance, consistent accuracy, and the durability needed for high-round-count applications. Key Features of the Brownells BRN-4/M27 Barrel 16.5" Barrel Length – Offers an excellent balance between velocity, maneuverability, and overall rifle length. Chrome Lined Bore – Provides superior resistance to corrosion, erosion, and wear for extended barrel life. Medium Profile – Delivers a good balance of weight and rigidity for improved accuracy and handling. Phosphate Finish – Durable, non-reflective finish that resists corrosion and blends well with tactical builds. 5.56x45 NATO Chamber – Compatible with both 5.56 NATO and .223 Remington ammunition. BRN-4/M27 Compatible – Specifically designed for Brownells BRN-4 and M27 style rifles. Precision Manufactured – Built to tight tolerances for consistent accuracy and reliable function. Why Choose the Brownells BRN-4/M27 Chrome Lined Barrel? The Brownells BRN-4/M27 16.5" Chrome Lined Barrel is an excellent choice for shooters looking to upgrade or replace the barrel on their BRN-4 or M27 platform. The chrome-lined bore significantly increases barrel life, especially for those who shoot high volumes of ammunition. This makes it a smart investment for competitive shooters, tactical users, and anyone who values long-term durability. The medium profile offers a solid balance between weight savings and stiffness, helping maintain accuracy during sustained fire. The phosphate finish not only protects against the elements but also provides a professional, tactical appearance. Brownells is known for producing high-quality, reliable components, and this barrel continues that tradition. Whether you’re building a new rifle or refreshing an existing one, this barrel provides the performance, reliability, and longevity serious shooters demand. This barrel is an excellent choice for tactical builds, competition rifles, and high-round-count applications. Specifications Manufacturer: Brownells Model: BRN-4/M27 Model Number: BN-BRN4556-16H-BL-CL UPC: 050806001480 Caliber: 5.56x45 NATO Barrel Length: 16.5" Profile: Medium Bore: Chrome Lined Finish: Phosphate Ideal Applications for the Brownells BRN-4/M27 Barrel This barrel is ideal for tactical rifles, competition builds, duty use, and high-volume shooting. Experience reliable performance with the Brownells BRN-4/M27 16.5" Chrome Lined Barrel. A durable, medium-profile barrel designed for the BRN-4 and M27 platforms. The End