Colt AR-15 A4 5.56 Rifle - 20"

Manufactured by Colt
SKU: CR6700A4
MPN: CR6700A4
Manufactured by Colt
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NOTE: Limit 20 per household. Quantities exceeding 20 will not allow checkout.

Items that are regulated by the ATF have restrictions and requirements: 
•Your entire order will ship only to a Federal-Firearm License holder.
•Please contact your local FFL prior to placing your order to ensure they are still accepting transfers.
•A copy of your order/invoice as well as the current FFL license for your local dealer must be emailed to



The Colt AR-15-A4 is a classic gas operated semi-auto rifle for duty or the range. Colt's reliability, performance, and accuracy provide our Armed Forces the confidence required to accomplish any mission. Colt's rifles share many features with its combat-proven brother, the Colt M16-A4. It utilizes a 20” chrome-lined barrel wrap in a M4 handguard for proven reliability and durability in all conditions. The upper receiver features an adjustable-post front sight with carry handle rear aperture sight  for confident and quick target acquisition in all scenarios. This A4 is chambered in 5.56 NATO and comes with a 30-round magazine. The Colt M4 Rifle is constructed from durable and lightweight 7075-T6 aluminum making it lightweight and durable. This Colt rifle also features an A2 flash hider, reversible safety selector, front bayonet lug and ejection port cover. If you are looking for an American original that offers reliability and accuracy in all scenarios, the Colt AR-15 A4 Rifle is the one for you.

  • Gas Operated Semi-Auto
  • 5.56 NATO
  • 20" chrome lined barrel
  • 30+1 capacity
  • Reversible safety selector
  • A2 length fixed rifle stock
  • A2 flash hider
  • 7075-T6 aluminum receivers
  • A2 front sight
  • Carry handle with rear aperture sight
  • 1:7" twist
  • Front bayonet lug

Colt Manufacturing knows firearms. They have been designing them since the first patent made by Samuel Colt in 1836 and they know what it takes to bring quality products to the market for both military and civilians. If you want a firearm proven by time, you can’t go wrong with a Colt.
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Barrel CoatingManganese Phosphate
Barrel ContourMedium
Barrel Length20
Barrel LiningChrome
Caliber Gauge5.56 NATO
Gas System LengthRifle
Gas System TypeDirect Impingement
HandguardRifle Length Drop-in Handguard
Muzzle DeviceA2 Flash Hider
Thread Pattern1/2 X 28
Twist Rate1:7

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