The APB 9x18PM silenced machine pistol (APB) is a pistol in Escape from Tarkov.
The APB pistol (Avtomatícheskiy Pistolét Besshúmnyy - "Silenced Automatic Pistol", GRAU Index - 6P13) is a silenced version of the Stechkin machine pistol, widely used by different Russian special forces.
APB rear sight