Description:

• 16.1″ Cold Hammer Forged Barrel, 1 in 7″ twist, 5.56mm
• 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
• Mil Spec Phosphate finish
• MP HP tested barrel
• Mid-Length gas system, no M203 notch
• Shot peened and MP tested bolt
• Properly staked carrier key
• Auto carrier
• Forged Vltor MUR upper receiver featuring an anti-rotation interface with the handguard
• 11.5″ free floated handguard w/ 1913 rails
• Switchblock pinned to barrel
• BCM Gunfighter charging handle
• AAC 51T Blackout Flash Suppressor
• 4 lbs, 15.oz

All 5.56mm rifles and uppers are test fired with Black Hills Ammunition.

Back Up Sight Sold Separately