N4 Light 16" Cold Hammer Forged 5.56mm Barrel

Feature:

• 5.56 NATO Chamber
• Made of Mil Spec M249 Machine Gun barrel steel, with heavy M249 Chrome Lining, (appx. 2 times as thick as an M4 or M16)
• Extended Feed Ramps
• MP HP tested with certification
• 1 in 7" twist
• Mil Spec Phosphate finish
• Mid length gas system
• 1/2x28 threads
• Low-profile gas block pinned to barrel
• Mid length gas tube Included