The French Brandt Model 1927/1930 81mm Mortar, was designed from Polish and British Military Versions. The Mortar was a standard Infantry weapon used by French (Free) Forces in World War II. Over 1,000 (with 8,000 produced until the late 1950s) were produced prior to the start of The European War (1939). The somewhat long service Squad Weapon was also used in The French Indo-Chinese War of the 1950s, and was also adopted (few) by The North Vietnamese and Viet Cong Forces, during The US War in Southeast Asia. The Brandt Mortar was 125-pounds (with support base). The tube was 4-feet in length. Shells (which were deployed in a variety of types), weighed between 7 and 14-pounds. They were timed (delayed) fuses – effective at detonation of 5 to 10-seconds. Elevation (Hang of Shell), was rated at 1.7-miles (at 45 to 85-Degrees). A Crew of (2) could deploy up to 18-rounds per minute.