F Faxon Firearms .223 Wylde Heavy Fluted AR-15 Rifle Barrel, Rifle-Length, 416-R Stainless QPQ Nitride, 5R, NP3 Extension, Black Nitride, 18, 15BW8R18FHQ-5R-NP3 $277.99 15BW8R18FHQ5RNP3 show more like this Dvor