US M2 4.2 Inch Chemical Mortar

Another M2 4.2 inch Mortar at the Watervliet Arsenal Museum in Watervliet, NY

Caliber: 4.2 inches / 107mm
Action: Muzzle Loaded, Automatic
Muzzle Velocity: 840fps
Range: 5,630 yds
Weight of Round - HE - 24.4lbs, Smoke - 25.5 lbs, Chemical - 28.6lbs
Rate of fire - 5 rounds per minute sustained, 20 rounds per minute, rapid fire
Barrel Length: 4 feet (Rifled)
Weight: 330 lbs
Year Built: 1928