10.5" 5.45 Tactical Government Carbine Length AR 15 Barrel, Performance Series

Ballistic Advantage
 
This 5.45x39mm chambered 10.5 inch barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish. Performance series barrels feature a FailZero Nickel Boron Coated Extended M4 Feed Ramp Extension.
Wolff Extra Power Hammer Spring Included. 
***Will not function with Wolf 55 grain 5.45×39 WPA Polyformance HP ammo***
All NFA/ATF Rules Apply
You may use this barrel with a lower receiver that is a Registered SBR, Machine Gun, or Pistol. Possession of this barrel along with a Non-NFA lower receiver is Prohibited, except when installed on a Pistol configuration firearm.
Additional Info
	
		
			
Length
			
10.5"
		
		
			
Material
			
4150 Chrome Moly Vanadium
		
		
			
Profile
			
Tactical Government
		
		
			
Finish
			
QPQ Corrosion Resistant
		
		
			
Gas System Length
			
Carbine
		
		
			
Gas Block Journal
			
.750"
		
		
			
Twist Rate
			
1:8 inches
		
		
			
Muzzle
			
1/2x28 Threaded
		
		
			
Weight
			
21oz
		
		
			
Other Info
			
HP and MPI Tested