Click to fire R to reload Description (taken from Wikipedia, sorry if its the m4 carbine description): The M4 Carbine is a 5.56×45mm NATO, air-cooled, gas-operated, direct impingement, magazine-fed, select fire carbine. It has a 14.5 in barrel and a telescoping stock. It is essentially a lighter and shorter variant of the M16A2 assault rifle.
SoundBible: Fire sound & reload sound Half Life: Dry fire sound Microsoft Bing: M4A1 image The rest of the internet: Literally everything else
