Original sentence: -Armour: 10-38 mm.-Maximum speed: 58 km/h.-crew: 4 people.-height: 2.51 meters.-length: 4.53 meters.-main weapon: 1 37mm tank gun.-secondary weapon: 3.-weight: 12.4 Tons.-width: 2.24 meters.30 cal browning machine guns.IMFORMATION ABOUT THE M3.Light tanks: Light tank M3