AR-15 Barrel
NATO 5.56 - will shoot both 5.56 and .223 rounds
Barrel is M4 Barrel 16"
4142
1x9 twist Mag-phos finish
carbine gas length
Chrome Lined
barrel has M4 feedramps.
Threaded 1/2-28
.750 under gas block
Made in the USA
barrel will be marked with 5.56 nato 1x9 twist on it.
