12 Monkeys - Season 4 (-2018)

The following weapons were used in Season 4 of the television series 12 Monkeys:

Submachine Guns

Heckler & Koch MP5K

A Heckler & Koch MP5K is used in "The End" (S4E01).

Heckler & Koch MP5K - version with SEF Plastic Trigger Pack - 9x19mm

A Heckler & Koch MP5K is used in "The End" (S4E01).

A Heckler & Koch UMP is seen in "The End" (S4E01).

G&G UMG AEG - .45 ACP.

A Heckler & Koch MP5K is used in "The End" (S4E01).

The M4A1 is carried usually by members of Project Splinter's military arm, including Sgt. Marcus Whitley (Demore Barnes).

Colt M4A1 Carbine - 5.56x45mm

The M4A1 is used by Sgt. Marcus Whitley (Demore Barnes) in "The End" (S4E01).

The M4A1 seen in "The End" (S4E01).