The M100 is a blowback-operated

semi-automatic rifle A semi-automatic rifle is a type of rifle that fires a single round each time the Trigger (firearms), trigger is pulled while automatically loading the next Cartridge (firearms), cartridge. These rifles were developed Pre-World War II, and w ...

chambered in .22 LR, manufactured by Calico Light Weapons Systems in

Elgin, Oregon Elgin is a city in Union County, Oregon, United States. The population was 1,711 at the 2010 census. The community is named after the '' Lady Elgin'', a ship lost on Lake Michigan. The city is known for the Elgin Opera House, originally dedica ...

, United States. It was originally designed and released in the 1980s to be of use by law enforcement and the military.

Legislation

With a high capacity helical-fed magazine mounted on top of the weapon, the introduction of the

Federal assault weapons ban The Public Safety and Recreational Firearms Use Protection Act, popularly known as the Federal Assault Weapons Ban (AWB or FAWB), was subtitle A of title XI of the Violent Crime Control and Law Enforcement Act, Violent Crime Control and Law ...

made manufacture of the Calico family of weapons for sale to civilians illegal - except the .22 caliber rimfire models which were exempt from the ban - until the legislation expired on September 13, 2004, in accordance with its

sunset provision In public policy, a sunset provision or sunset clause is a measure within a statute, regulation, or other law that provides for the law to cease to be effective after a specified date, unless further legislative action is taken to extend it. Unli ...

. The company is now allowed to build the firearm to their original configuration.

References

{{Use dmy dates, date=June 2017 .22 LR semi-automatic rifles

Legislation

See also

References