The Black Rain Ordnance Spec15 series is a line of AR15 rifles and pistols built to meet requirements for law enforcement and military personnel. The SPEC15 uses a direct impingement gas system, has a non-adjustable gas block and a salt bath coated BCG. Features a forged aluminum receiver set; 415OV Chromoly barrel; flash hider on the muzzle and a M-Lok handguard.