16" Cold Hammer Forged 5.56mm Barrel
--M249 Machine Gun barrel steel and Chrome Lining (appx. 2 times as thick as an M4 or M16)
--Extended Feed Ramps
--Same weight as M4 barrel with improved contour for maximum rigidity and no M203 notch
--MP HP tested
--1 in 7" twist
--Mil Spec Phosphate finish
--Mid length gas system
--1/2x28 threads
--Fixed front sight base, F marked
--Flat-top upper receiver
--Mid length A2 type handguards
--Shot peened and MP tested bolt
--Auto carrier with properly staked carrier key
--Gun Fighter Charging Handle
--Blackout Flash Suppressor
--Back up iron sight not included
Upper Weight: 4 1/4 lbs

Rifle includes above plus:
--Forged Lower (standard)
--Mil-Spec receiver extension
--Noveske QD End Plate, staked
--H Buffer
--Vltor iMod Carbine stock
--Tango Down pistol grip
--Flip-up rear sight
--One 30 rd mag included
Rifle Weight: 6 1/2 lbs

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