Brownells BRN AR-15/A1 5.56MM 20'' 1-7 TWIST RIFLE BARREL ASSEMBLY BABR557012M

Brownells BRN AR-15/A1 5.56mm 20'' 1-7 Twist Rifle Barrel Assembly Brownells BRN AR-15/A1 5.56mm 20'' 1-7 Twist Rifle Barrel Assembly The Brownells BRN AR-15/A1 5.56mm 20'' 1-7 Twist Rifle Barrel Assembly (BABR557012M) is a complete, ready-to-install barrel assembly designed for AR-15 and A1 style rifles. This high-quality barrel assembly features a full 20-inch barrel with a fast 1-7 twist rate, chambered in 5.56mm NATO, making it an excellent choice for shooters who want to stabilize heavier bullets for improved long-range performance and terminal ballistics. Optimized for Heavier Projectiles The 1-7 twist rate is specifically designed to stabilize heavier 5.56mm and .223 Remington bullets, typically in the 62 grain to 77 grain range. This makes the barrel ideal for match ammunition, barrier-penetrating loads, and modern defensive or precision loads that benefit from faster spin rates. The 20-inch length maximizes velocity while the fast twist ensures excellent accuracy with heavy bullets. Precision Machined for Performance Brownells manufactures the BRN AR-15/A1 barrel assembly to strict specifications for consistent accuracy and reliability. The 20-inch barrel length provides optimal velocity for 5.56mm ammunition, while the rifle-length gas system ensures smooth, reliable cycling. This combination delivers the accuracy and performance expected from a full-length precision rifle barrel. Complete Rifle Barrel Assembly This barrel assembly comes complete with the barrel, front sight base, gas block, and other necessary components for direct installation onto a standard AR-15 upper receiver. The rifle-length gas system is properly configured for reliable function with a wide variety of ammunition, including heavier match loads. Key Features of the BRN AR-15/A1 Rifle Barrel Assembly 20-inch barrel length for full rifle configuration Fast 1-7 twist rate for stabilizing heavy bullets 5.56mm NATO chamber Complete assembly with rifle-length gas system Designed for AR-15/A1 platforms Part number: BABR557012M High-quality steel construction Ideal for Precision and Match Shooting Whether you're building a precision AR-15 rifle or upgrading an existing platform for heavier ammunition, the Brownells BRN AR-15/A1 20'' 1-7 Twist Barrel Assembly offers a reliable and accurate option. The fast twist rate makes it particularly well-suited for long-range shooting, competition, and tactical applications where heavier bullets are preferred. Recommended Applications Precision and long-range AR-15 builds Match and competition shooting Replacement barrel for existing AR-15 rifles Custom A1-style builds Heavy bullet load development Why Choose Brownells BRN Barrels? Brownells is a trusted name in the firearms industry, known for providing high-quality AR-15 components. The BRN series barrels are manufactured with attention to detail and consistency, giving builders confidence in their finished firearm. This 20-inch 1-7 twist barrel assembly is designed to deliver reliable function and excellent accuracy with modern heavy bullet loads. Technical Specifications Brand: Brownells Product: BRN AR-15/A1 Rifle Barrel Assembly Caliber: 5.56mm NATO Barrel Length: 20 inches Twist Rate: 1-7 Part Number: BABR557012M Platform: AR-15 / A1 Build Your Precision AR-15 Rifle The Brownells BRN AR-15/A1 5.56mm 20'' 1-7 Twist Rifle Barrel Assembly provides a solid foundation for your next precision AR-15 project. With its full-length barrel, fast 1-7 twist rate, and complete assembly design, this barrel offers excellent performance for long-range shooting and heavy bullet applications. Add this quality barrel assembly to your build for reliable function and superior accuracy. The End