ACOG X4

 is a type of mod available in Fear the Wolves.

Effects

 * Optical sniper sight with 4x magnification

Weapons
This mod can be applied to the sights of the following guns:
 * M4
 * SV98
 * A-545
 * VHS-2
 * AK-74
 * Groza
 * Vector
 * SVU
 * UMP45