Product Description
M-4 style 16" 4150 (machine gun steel) QPQ Nitride barrel.
5.56mm NATO 16" replacement barrel, 1:9 twist, 41V50 Mil spec vanadium alloy
steel, fully machined and assembled with M4 extension, melonite bore and chamber for
optimum performance and durability, .750" gas block, designed for carbine length
gas system, drilled gas port, QPQ Nitride finish, muzzle thread 1/2 x 28.