Experience the versatility and power of the ACI-15 556 NATO HALO compact AR-15 pistol engineered for shooters who require compact performance without sacrificing reliability, this American-made AR pistol features a 10.30" barrel; SBA3 pistol brace; carbine gas system with .750 low profile gas block; M16 bolt carrier group; 9" MLOK handguard; 7075 T6 mil-spec upper with T-markings; charging handle; forward assist & ejection port assembly; Mil-Spec lower parts kit and SB Tactical SBA3 Adjustable Stabilizing Pistol Brace. Includes 30rd magazine.