Chamber: 5.56 NATO. Barrel: 16” 4150V Chrome Moly Vanadium Steel, Nitride finish. Barrel Profile: A2 style. Twist Rate: 1:7”. M4 extension. Mid-length gas system, Low-profile .750” gas block. Upper receiver: M4 flat top with feed ramps. Handguard: PSA 13.5”. Lightweight M-Lok free-float rail. Bolt Steel: Carpenter 158. Bolt Carrier Steel: 8620. Staked gas key. PSA AR-15 Enhanced Polished Trigger (EPT). Mil-spec buffer tube. Magpul MOE Carbine six-position collapsible stock. (1) 30-round magazine (where available by law). Backup Sights: Magpul MBUS. Length: 32”. SEE POLITICAL PANIC PRICING.