Sten Mk IV

Royal Small Arms Factory Enfield · Submachine-Gun · Prototype · 1943

Weight (empty)3500 g (123.5 oz)
Overall Length686 mm (27.01")
Barrel Length95 mm (3.74")
Magazine Capacity32 rounds
Action TypeBlowback
Firing MechanismOpen Bolt
Muzzle Velocity305 m/s (1001 fps)
Muzzle Energy347 J (256 ft·lbf)
Effective Range50 m (55 yd)
Frame MaterialSteel

Primary Caliber: 9x19mm Parabellum

The Sten Mk IV was an experimental compact variant developed in 1943 for British airborne troops. It featured a drastically shortened barrel, a conical flash hider, a rear pistol grip and a folding buttstock to make it small enough to be jumped with already assembled. Two main prototype variants were trialled (Mk IV-A with a side-folding stock, and another with an underfolding stock) but neither entered production, as the existing Mk II proved adequate and the design was deemed unnecessary by 19...

Country of Origin: United Kingdom