This is how M4 Carbine Works | WOG |

The M4 carbine is a shorter and lighter variant of the M16A2 assault rifle. The M4 is a ×45mm NATO, air-cooled, direct impingement gas-operated, magazine-fed carbine. It has a barrel and a telescoping stock. Type: Carbine Place of origin: United States In service: 1994–present Used by: See Users below Wars: Colombian conflict, Moro conflict, Kosovo War, War in Afghanistan (2001–present), Iraq War, Syrian Civil War, 2013 Lahad Datu standoff, Iraqi Civil War (2014–present), Yemeni Civil War (2015-present), Battle of Marawi Designed: 1984–1993 Manufacturer: See Manufacturers below Unit cost: $700 (avg. cost) Produced: 1993–present Variants: M4A1, Mark 18 Mod 0 CQBR Weight: empty, lb ( kg) with 30 rounds Length: 33 in ( mm) (stock extended), in ( mm) (stock retracted) Barrel length: 14.5 in ( mm) Cartridge: ×45mm NATO Caliber: mm (.223 in) Barrels: 1 A