The ML-57 is a submachine gun manufactured by the Buenos Aires-based Halcon corporation.
== Overview == The weapon is chambered in 9mm Parabellum for the Argentine Army and in .45 ACP for Police Forces, fed from 30-round magazines.
Variants
=== ML-60 === A later variant of the ML-57 was the ML-60 which housed a two trigger group which enabled select fire capabilities.
== See also == Weapons of the Salvadoran Civil War
== References == Walter Harold Black Smith, Joseph Edward Smith (1973). Small arms of the world: a basic manual of small arms. Stackpole Books. p. 196-197.
== External links == Edoardo Mori - Historical Atlas of guns. Jonas de Carvalho - Photos - Museo de armas de la Nación (Buenos Aires), 2011. Flickr.com. Jonas de Carvalho - Museo de armas de la Nación (Buenos Aires), 2011 Halcon ML-57. Flickr.com.