In 1938 work began on a medium tank.4 The T5 Medium was successfully tested at the Aberdeen Proving Grounds, and it was then designated the M2 Medium.
The M2 was basically a larger M2 Light Tank.4 Roadwheels increased to three.4
Had an octagonal turret with a 37 mm gun and there were six maching guns around the tank.1 It's role was to support infantry.4
Standardized in June 1939.4
1,000 M2A1s were ordered into production in June 1940.1
Used only in a training role.1
17' 6"1,2,4, 17.7'5
5.33 m1, 5.334 m4