KIS (weapon)

KIS was the name of a Polish submachine gun from the time of the Second World War. It was designed and manufactured by engineers in Jan Piwnik's "Ponury" ("Grim") partisan group that was operating in Holy Cross Mountains region.^[2]

KIS
KIS submachine gun
Type	Submachine gun
Place of origin	Poland
Service history
In service	1943 to 1945
Used by	Poland
Wars	WW2
Production history
Designed	1943[1]
Produced	1943 to 1944 [2]
No. built	~37–38
Variants	None
Specifications
Length	600 mm
Barrel length	220 mm [2]
Cartridge	9×19mm Parabellum
Caliber	9 mm
Action	Open-Bolt Blowback
Muzzle velocity	335.36 m/s (1,100 ft/s)
Effective firing range	100 m
Feed system	32 round box magazine

The weapon was patterned after Sten, retaining its left-side magazine. Main differences were a longer barrel, with conical rear part, and lack of stock – the gun had a pistol grip instead.^{[3] [2]}

See also

• Bechowiec-1
• Błyskawica submachine gun
• Choroszmanów submachine gun