The ML-63 is a submachine gun manufactured by the Buenos Aires-based Halcon corporation.

The ML-63 is chambered in 9mm Parabellum and is fed from a 30-round magazine.

[1] The ML-63 also came with a fixed wooden stock, which appears to be based primarily on the MAT-49 Submachine Gun.

[3] A number of ML-63 submachine guns were found by the British during the Falklands War in 1982.

This article relating to submachine guns is a stub.