Diamondback Firearms 300 Blackout 8.50" Pistol-Length Barrel, Black Nitride - 300P85H50B8R

This Diamondback Firearms barrel is chambered in 300 Blackout and features an 8.50" pistol-length heavy profile design suitable for AR-15 pistol builds. Constructed from 4150 chrome moly vanadium steel with black nitride finish for corrosion resistance, it has a 1:8" twist rate optimized for subsonic and supersonic ammunition. The barrel is a direct drop-in component for standard AR-15 platforms.