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M4A1

M4A1

Region

United States
United States

Category

Law enforcement, small arms and protection
Law enforcement, small arms and protection

The M4A1 incorporates the Rail Interface System II (RIS II) developed by Daniel Defense to meet US Special Operations Command requirements. The RIS II accommodates an M203 40mm underbarrel grenade launcher while allowing the barrel to free-float. The M4A1 has a 368mm cold hammer-forged barrel with an extended flash

suppressor.
Tech Specs
Length800mm
Barrel length368mm
Calibre5.56mm
Weight2.97kg
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