Dansk Industri Syndikat (DISA)

The Madsen M-50 is a submachine gun designed by Dansk Industri Syndikat (DISA) of Denmark. It was introduced in 1950 as a successor to the earlier Madsen M-45. The M-50 uses a simple blowback action with a fixed firing pin and a telescoping bolt. The receiver is made from stamped sheet steel welded together. The weapon is chambered in 9x19mm Parabellum and feeds from a 32- or 36-round box magazine. The M-50 features a folding stock and a distinctive perforated barrel shroud. It was designed for military and law enforcement use. The Madsen M-50 is known for its simplicity, reliability, and low cost of production.