bazooka
Portable antitank weapon that launches self-propelled projectiles (rockets).
front grip 
Part used to grip the front of the bazooka.
shoulder rest 
Part that holds the bazooka against the shooter’s shoulder.
front sight 
Metal aiming device attached to the front of the barrel.
rear sight 
Graduated aiming device; the rear sight is lined up with the front sight when taking aim.
spring 
Part that controls the firing mechanism.
tube 
Cylindrical tube used to fire projectiles.