Spike's Tactical, Barrel, 556NATO, 11.5" Hammer Forged Barrel, 1:7 Twist, Fits AR Rifles, 1/2x28 TPI Thread, Black Finish
M249 SAW Chrome Lined Spec
Light Weight Profile
1/7 Twist Rate
1/2 X 28 Thread Pitch for Muzzle
5.56 Nato Chamber
.625 Gas Block Seat
M4 Feed Ramped Barrel Extension
MilSpec Phosphate Coating
Carbine Gas