The S-9P is a 9mm Parabellum Sub-Machinegun mounted in Ivan Chernovsky's left arm. It is only used as a last resort and has a 30 round magazine capacity.
The S-9P is shown as a gun barrel jutting out of collapsible panel's on the upper forearm.
It is a large chrome barrel with a blue laser marking the line of fire.
It has a firerate of 850 rounds a minute.
It is reloaded through an ejection port on the base of the elbow.
It is feasible to wield another weapon while simultaneously firing the S-9P