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Anderson® knows what AR builders want.

Anderson EXT 5.56 NATO/.223 Remington Complete Upper Receiver, 16" Barrel

Item # WX2-657315

Mfg. Number: EXT-16-M4

UPC: 640901516301

SOLD OUT
4 stars
4.5 (11) Write a review
Anderson® knows what AR builders want.

Anderson EXT 5.56 NATO/.223 Remington Complete Upper Receiver, 16" Barrel

Item # WX2-657315

Mfg. Number: EXT-16-M4

UPC: 640901516301

SOLD OUT
4 stars
4.5 (11) Write a review

Item currently sold out

Item currently sold out

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Details & Specs

For your next Pistol AR-15 build, look no further than the Anderson EXT Upper. Every piece of hardware is designed to the highest level of accuracy and exacting standards, and fits perfectly on just about any lower.

Anderson® employees are experts in the shooting industry and bring years of experience to each and every product that bears the Anderson mark. They understand as much as you do about the importance of precision and reliability, which is why this Upper is the right choice for your next custom rifle project.

  • Chambered in 5.56 NATO, will also fire .223 Remington
  • 16" M4 barrel with Parkerized finish and Knight Stalker flash hider
  • Forged 7075-T6 upper receiver
  • Carbine-length gas system
  • Anderson EXT Carbine-Length Handguard
  • M16 bolt carrier group: MPI tested, bolt is made from 8620 steel
  • Charging handle included
  • Forward assist
Key Specifications
  • Item Number: 657315
  • Caliber: 5.56 NATO/.223 Remington
  • Barrel length: 16"
  • Barrel contour: M4
  • Barrel twist: 1:8"
  • Upper receiver: Forged 7075-T6
  • Gas system: Carbine-length
  • Handguard: EXT carbine-length
  • Mfg. Number: EXT-16-M4
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