When Bruce Wayne reestablished his connections to his father's company, Wayne Enterprises, Bruce met former board member Lucius Fox in the Applied Sciences Division. There, Bruce was able to acquire various gadgets for his soon-to-be alter ego known as Batman. One of them was the Tumbler, a prototype armored tank that was designed as a bridging vehicle for the military, which included weaponry and the ability to boost into a ramp less jump. When Lucius asked Bruce his thoughts on the Tumbler, Bruce then simply asked if it came in black, which confirmed that he wanted it.
Bruce's customized black Tumbler in Batman Begins.
The Tumbler had a pair of machine guns that were mounted in the nose ...