機器
36
223
556
advanced
armament
arms
army
assault
attack
automatic
background
barrel
black
caliber
combat
dangerous
fire
firearms
forces
g
g36
german
gun
isolated
marines
metal
metallic
military
modern
nato
object
operations
optic
optical
rifle
shot
shotgun
sight
sniper
soldier
special
strap
system
tablet
target
usmc
war
weapons
white