Ripsaw, Unmanned Light Tank By Howe & Howe Technologies

The Howe brothers started the Ripsaw as a small family project in 2000. They introduced it at a Dallas vehicle show in 2001, where it caught the interest of the U.S. Army. Later that year the U.S. Military ordered a prototype MS-1 to be made and shipped to Iraq.
Variants
To date, multiple prototype variants of the Ripsaw exist: