<p><strong>Barrel:</strong>&nbsp;20" Nitride 4150 Chrome Moly steel barrel, chambered in 5.56 NATO, with a 1/7 twist, M4 barrel extension, and a rifle-length gas system. The barrel is finished off with a PSA A2 Classic handguard, f-marked front sight base, and A2 flash hider.</p>
<p><strong>Upper:</strong> Forged 7075-T6 A3 AR upper is machined to MIL-SPECS and hard coat anodized. Uppers include forward assist and dust cover.&nbsp; These uppers are made for us right here in the USA by a mil-spec manufacturer.&nbsp;</p>
<p><strong>Bolt:</strong> Full-auto profile bolt carrier group.&nbsp; Shot-peened, mil-spec Carpenter No. 158&reg; steel bolt and gas Key Hardened to USGI Specifications, Fastened with Grade 8 screws, and Staked Per Mil-Spec.&nbsp; 8620 steel M-16 profile carrier.<br /><br /><strong>Lower:</strong> These forged lowers are quality made using 7075-T6 aluminum and are marked "MULTI" for caliber. The finish is hardcoat anodized. Mil-spec diameter 7075-T6 buffer tube is hardcoat anodized, and has an A2 butt stock and classic A2 grip.&nbsp; &nbsp;The fire control group is a PSA classic mil-spec style, single-stage assembly.<br /><br /><strong>Included:&nbsp;</strong>PSA Mil-Spec AR-15 Carry Handle&nbsp;</p>
Save on PSA PA-15 20" Nitride A2 Rifle-Length 5.56 NATO Classic AR-15 Rifle W/Carry Handle, Black with a Palmetto State Armory promo code