Description
7.5″ 5.56mm / .223 AR barrel 1:7 Twist
High quality US made 4150 Chrome Moly Steel
Black nitride / Melonite Finish
1:7 Twist Rate
1/2 x 28 thread pitch
Pistol Length Gas System
M4 feed ramps
SOCOM Profile
.750 Gas Block Shoulder
Button Rifled
The New Frontier Armory 7.5″ 5.56mm / .223 AR barrel is proudly MADE IN THE USA by hard working American men and women.
