機器
15
aim
aiming
ammo
ammunition
ar
ar 15
ar15
army
armyarmed
arsenal
background
black rifle
bullet
center
danger
defense
fight
firearm
gun
hobby
hunter
hunting
instructor
magazine
man
military
nature
person
protect
protection
range
rifle
scope
security
selection
shooter
shooting
shot
side
sniper
sniper scope
sport
target
training
using
war
weapon