20-inch barrel version of the DPMS Oracle with a rifle-length gas system and A2 front sight base. Provides improved muzzle velocity and a longer sight radius than the 16-inch carbine Oracle while maintaining the budget pricing of the Oracle line. Type: Semi-Auto Rifle Action: Gas-Operated Caliber: 5.56x45mm Capacity: 30 Year introduced: 2010, USA Weight: 7.2 oz Overall length: 36.5" Status: Active Intended use: Hunting, Range, Precision