@EarlThePearls @Rad_Grand_Dad@noagendasocial.com That's a muzzle break, not a flash suppressor. It pushes some gas backwards lessening recoil. Also the small narrower section of the barrel in front of the hand guard is for attaching a grenade launcher.
@valleyforge @Rad_Grand_Dad
When I lost the flint on my pistol I quit paying attention to technological improvements in weaponry