Selecting a precision built barrel is a critical step to building your dream AR. That's why a New Frontier Armory Barrel should be your first choice. This is a high quality 4150 Chrome Moly steel SOCOM profile barrel designed and built right here in the USA. It features a chamber for 5.56x45mm NATO and the bore has a 1:7 twist rate. This premium barrel has a M4 feed ramps, a 1/2x28 threaded muzzle and it's drilled for a carbine length gas system with a .750" diameter gas block seat. When it comes time to build your next precision AR upper make sure you have a top of the line barrel from New Frontier Armory.

Note:
ALL NFA RULES APPLY!

Specifications and Features:
New Frontier Armory AR-15 Barrel BBL-556-12.5
Chambered 5.56 NATO (accepts .223 Remington)
12.5" SOCOM Profile Barrel with a 1:7 Twist Rate
High Quality 4150 Chrome Moly Steel
M4 Feed Ramps
Threaded Muzzle 1/2x28 TPI
.750" Diameter Gas Block Seat
Carbine Length Gas System
Matte Black Finish
Made in the USA

Fits:
AR-15 Pistols and ATF Registered SBR's (Short Barreled Rifles)

ALL NFA RULES APPLY!