Brownells BRN AR-15 5.56MM NATO, 18'' BARREL, 1-7 TWIST, BLACK BN-15B57R18NCQ-

Brownells BRN AR-15 5.56mm NATO 18'' Barrel, 1-7 Twist, Black Brownells BRN AR-15 5.56mm NATO 18'' Barrel, 1-7 Twist, Black The Brownells BRN AR-15 5.56mm NATO 18'' Barrel, 1-7 Twist, Black (BN-15B57R18NCQ-) is a high-quality precision barrel designed for AR-15 rifles. This 18-inch barrel is chambered in 5.56mm NATO and features a fast 1-7 twist rate, making it an excellent choice for shooters who want to stabilize heavier bullets while maintaining a versatile and maneuverable rifle length. Optimized for Modern 5.56mm Ammunition The 1-7 twist rate is specifically designed to stabilize heavier 5.56mm and .223 Remington projectiles, typically in the 62 to 77 grain range. This makes the barrel ideal for match ammunition, defensive loads, and precision shooting where heavier bullets provide better long-range performance and terminal ballistics. The 18-inch length offers a great balance between velocity and overall rifle length. Precision Machined for Accuracy Brownells manufactures the BRN AR-15 barrel to tight tolerances for consistent accuracy and reliability. The 18-inch length provides excellent velocity while remaining more compact than a traditional 20-inch barrel. The black finish offers a durable, corrosion-resistant coating that stands up to regular use and harsh conditions. Key Features of the Brownells BRN AR-15 Barrel 18-inch barrel length for balanced performance Fast 1-7 twist rate for heavy bullet stabilization 5.56mm NATO chamber Compatible with standard AR-15 platforms Durable black finish Part number: BN-15B57R18NCQ- Ideal for precision and tactical applications Ideal for Precision and Tactical Builds Whether you're building a precision AR-15, a tactical rifle, or a general-purpose carbine, this barrel delivers reliable performance. The 1-7 twist makes it particularly well-suited for modern heavy bullet loads, while the 18-inch length provides a good compromise between velocity and handling characteristics. Recommended Applications Precision AR-15 builds Match and competition shooting Tactical and defensive rifles Replacement barrel for existing AR-15s Custom builds using heavy bullet loads Why Choose Brownells BRN Barrels? Brownells is a trusted name in the firearms industry for high-quality AR platform components. The BRN series barrels are manufactured with attention to detail and consistency, ensuring proper fit, function, and accuracy. This 18-inch 1-7 twist barrel offers excellent value for shooters looking to build a versatile and accurate AR-15. Technical Specifications Brand: Brownells Product: BRN AR-15 Barrel Caliber: 5.56mm NATO Barrel Length: 18 inches Twist Rate: 1-7 Finish: Black Part Number: BN-15B57R18NCQ- Platform: AR-15 Build Your Versatile AR-15 Rifle The Brownells BRN AR-15 5.56mm NATO 18'' Barrel, 1-7 Twist, Black provides an excellent foundation for a wide range of AR-15 builds. With its fast twist rate, balanced length, and durable construction, this barrel delivers the accuracy and performance needed for precision shooting and tactical applications. Add this high-quality barrel to your next AR-15 project for reliable results. The End