Armalite Defensive Sporting Rifle 15F .223 Remington/5.56x45mm 16 Inch Step Down Threaded Barrel 1/2x28 TPI A2 Front Sight Collapsible Stock Black 10 Round California Compliant

Manganses phosphated steel barrel is doubled lapped, chrome lined, chrome moly vanadium MIL-B-11595-E with M203 step down for enhanced corrosion resistance and extended life. Threaded 1/2x28 TPI. Flash suppressor. 1:7 right hand twist. A2 front sight. Single stage trigger. 7075-T6 aluminum forged flattop upper with MIL-STD 1913 rail. Anodized aluminum finish on upper and lower receiver. Comes with one Magpul PMag.