AR-15 Barrel Assembly .300 "Blackout" Mag Phos Carbine Gas (Code: A-523)

AR-15 Barrel Assembly

Chamber .300 "Blackout"

Standard contour 16" Barrel

1x8 twist mag-phos finish.

Carbine Gas

Includes barrel extension with M4 feedramps

Muzzle threads 5/8-24 thread.

.750 diameter under gas block

Made in the USA

Delivery available throughout the United States.  Sales Tax applied to orders delivered to Minnesota addresses.