Description
4″ Match Grade 9mm AR barrel
High quality US made 4150 chromoly steel
Black nitride finish
1:10 Twist Rate
1/2 x 36 thread pitch
Integrated feed ramp
Works with both Colt and Glock style AR-9 builds
The New Frontier Armory 4″ Match Grade 9mm AR barrel is proudly MADE IN THE USA by hard working American men and women.
