M4E1 Threaded 16″ 5.56 Mid-Length No Forward Assist Complete Upper Receiver w/ 15″ M-LOK ATLAS R-ONE Handguard

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M4E1 Threaded 16″ 5.56 Mid-Length No Forward Assist Complete Upper Receiver w/ 15″ M-LOK ATLAS R-ONE Handguard

$525.99$539.99

This complete upper receiver features the same tried-and-true construction and aesthetics as our M4E1 Threaded Upper Receivers, without provisions for a forward assist. The included ATLAS R-ONE Handguard is designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.

SKU: APPG712705M7 Categories: , ,

Description

M4E1 Threaded 16″ 5.56 Mid-Length No Forward Assist Complete Upper Receiver w/ 15″ M-LOK ATLAS R-ONE Handguard

This complete upper receiver features the same tried-and-true construction and aesthetics as our M4E1 Threaded Upper Receivers, without provisions for a forward assist. The included ATLAS R-ONE Handguard is designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.

Includes:

  • M4E1 Threaded Upper Receiver, No Forward Assist
  • 15″ ATLAS R-ONE Handguard
  • 16″ 5.56 CMV Barrel
  • Low Profile Gas Block and Mid-Length Gas Tube
  • Port Door Assembly
  • A2 Flash Hider
  • This complete upper receiver does not include BCG or Charging Handle. These products may be selected as add-ons under the FINISH YOUR BUILD tab.

M4E1 Threaded, No Forward Assist Upper Receiver Features:

  • No Forward Assist
  • Custom enhanced forging that gives the upper receiver a “billet look” while maintaining the structural integrity of a forged part.
  • Picatinny profile that blends seamlessly with our Enhanced and ATLAS Series Handguards
  • M4 Feedramps
  • .250 takedown pin holes

ATLAS R-ONE Handguard Features:

  • Full top picatinny rail for optional attachments
  • Quick disconnect sling socket at the 3, 6 and 9 o’clock positions
  • 1.3″ Inside diameter
  • 1.5″ Outside diameter
  • Compatible with mil-spec AR15 upper receivers and barrels
  • MLOK attachment points

16″ 5.56 Barrel Features:

  • 5.56 NATO 16″ Barrel, 1/7 twist, 4150 CrMoV, QPQ, gas port drilled
  • .750 gas block journal
  • Mid length gas system, .0785 gas port
  • M4 Feed Ramp Extension
  • HP and MPI tested
  • Standard A2 flash hider

Additional information

Finish

Anodized, Magpul FDE Cerakote

Brand

Aero Precision

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