The Protector Elite Pistol is built with a fully machined upper and lower receiver from a solid billet of aluminum. The pistol features a Wilson Combat Match Grade Barrel , Carbine Length Gas System with Lo-Profile Gas Block, threaded muzzle with Q-Comp, Wilson Combat 9.3" M-LOK Rail, Wilson Combat/BCM Starburst Gunfighter Grip, black Gear Head Works Tailhook Mod 2 Pistol Brace, black Wilson Combat TTU (Tactical Trigger Unit) M2, 4# Premium Bolt Carrier Assembly, black Nitride Standard Buffer with Standard Mil-Spec Buffer Spring and Mil-Spec Hard Anodized Upper/Lower Receivers.