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Aero Precision

M4E1 Threaded Complete Upper, 16" 5.56 Mid-Length Barrel, 15" M-LOK ATLAS S-ONE Handguard - Anodized Black - APAR700305M7

Item : M4E1_THREADED_COMPLETE_UPPER_16_5.56_MID-LENGTH_BARREL_15_M-LOK_ATLAS_S-ONE_HANDGUARD_-_ANODIZED_BLA

SKU : APAR700305M7

Model : M4E1

UPC : 840014601585

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$589.99

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This complete upper includes Aero's new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Aero's 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 Assembled Upper Receiver
  • 15" ATLAS S-ONE M-LOK Handguard
  • 16" 5.56 CMV Barrel
  • Low Profile Gas Block and Mid-Length Gas Tube
  • Product comes assembled
  • This complete upper does not include BCG or Charging Handle.

M4E1 Threaded Upper Receiver Features:

  • New enhanced forging that gives the upper receiver a "billet look"
  • New picatinny profile that blends seamlessly with our Enhanced Series Handguards
  • M4 Feedramps
  • .250 takedown pin holes
  • Laser engraved T-marks
  • Includes port door and forward assist installed

ATLAS S-ONE Handguard Features:

  • Front and rear picatinny rail
  • Eliminated center of top rail for weight reduction
  • Indexing grooves in 12:00 position for positive grip control
  • Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
  • Compatible with low profile gas blocks
  • 1.3" Inside diameter
  • 1.5" Outside diameter
  • Compatible with mil-spec AR15 upper receivers and barrels

16" 5.56 Mid-Length Barrel Features:

  • 5.56 NATO 16" Midlength, 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
ManufacturerAero Precision
ModelM4E1
UPC840014601585
SKUAPAR700305M7
Width4.0000
Length30.0000
Height3.7500
Weight0.7500

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