Centurion Arms 5.56 NATO Cold Hammer Forged AR-15 Barrel - FBI HRT Contour - 11.5"

The Centurion Arms 5.56 NATO AR-15 barrel is a cold hammer forged heavy service barrel with an FBI HRT contour. These barrels are built for hard use, creating with heavy duty machine gun barrel steel and a double-thick chrome lining. Further enhancing reliability and longevity are the T-marked barrel extensions with tapered lugs. The Centurion FBI HRT barrel isn't overbuilt, it's built for serious users who want the best.

• 11.5" cold hammer forged machine gun steel barrel
• True 5.56 NATO chamber
• MIL-SPEC manganese phosphate finish
• Double-thick chrome lined bore and chamber
• Tapered bore for extra accuracy
• Dimpled for set screw gas blocks
• Alignment notch for Centurion low-profile gas blocks
• FBI HRT HBAR profile
• 1:7 twist rate
• T-marked tapered lug barrel extension
• Extended M4 feed ramps
• High Pressure Tested and Magnetic Particle Inspected