Battle Arms Development Lightweight Barrel for AR Rifles – 9MM, 5.25″, 1:10 Twist, 1/2×36 Threaded, Black Nitride (A-BBL5.25T9MM1-10BN)

• Lightweight 5.25 inch barrel chambered in 9mm designed for AR rifle builds
• 4140 steel construction with black nitride finish for corrosion resistance
• 1/2x36 threaded muzzle supports common 9mm muzzle devices and suppressor mounts
• 1:10 twist rate supports stable performance with standard 9mm projectiles
• Improved feed ramp design supports reliable cycling in AR9 platforms
• Compact lightweight barrel profile supports short build configurations

The Battle Arms Development Lightweight Barrel 9MM 5.25″ 1/2×36 Threaded is a rifle barrel designed for AR rifle platforms chambered in 9MM. This 5.25 inch barrel features a 1:10 twist rate and a 1/2×36 threaded muzzle interface.

The Battle Arms Development Lightweight Barrel 9MM 5.25″ 1/2×36 Threaded is constructed from 4140 steel with a black nitride finish and uses a lightweight barrel profile. It includes an improved feed ramp design and supports compatibility with AR rifle configurations chambered in 9MM. This product is used for compact AR builds requiring a shorter barrel length. In typical setups, the rifle barrel supports range use and general shooting applications requiring 9MM chambering and 1/2×36 thread compatibility.