Description+
PMA 10.5" 5.56 NATO Barrel 1-8 Twist Carbine Length
MFR#: BRL-NIT-556-T18-CAR
Length - 10.5"
Caliber - 5.56 NATO
Twist - 1-8 Twist
Muzzle Thread - 1/2x28
Weight - 19.3 oz
Gas - Carbine Length
Port Size - .076
Finish - Black Nitride
4150 Chrome moly stress relieved
NOT CHROME-LINED