ONE OH-BR05 5.56 NATO 10.5″ Carbine Gas Barrel

Upgrade your AR-15 build with the ONE OH-BR05 10.5″ Carbine Gas Barrel chambered in 5.56 NATO. Designed for short-barreled and pistol-length AR configurations, this barrel delivers reliable performance in a compact package — ideal for home defense builds, range use, and tactical applications.

The carbine-length gas system pairs perfectly with the 10.5″ profile, offering dependable cycling and solid accuracy at close to mid-range distances. Whether you’re completing a custom pistol build or replacing a worn barrel, the OH-BR05 is a practical, quality-focused component for serious AR builders.

At Deep Roots Rifle Co, we stock a wide selection of AR parts and components to support your next build or upgrade. Our knowledgeable staff is ready to help you find the right parts — whether you shop online at deeprootsrifleco.com or visit us in person at our gun store in Eustis, Florida. Order today and take advantage of our fast shipping to customers throughout Florida and nationwide.