The M1 Abrams is a third-generation American main battle tank designed by Chrysler Defense (now General Dynamics Land Systems)[9] and named for General Creighton Abrams. It’s barrel is 120mm wide and a 4.3 long barrel, with a HMG machine gun that contains over 900 rounds. It can be moving at 45+ miles, fast as a car on a backroad. It is 68 tons of pure American freedom and strength and can destroy the enemy when they are coming for it.