Aero Precision - M4E1 Threaded Complete Upper, 18" .223 Wylde QPQ Rifle Length Barrel, 16.6" ATLAS R-One M-LOK Handguard

Aero Precision
SKU:
APAR700706M76
$475.99
$559.99
(You save $84.00 )
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This complete upper includes our new ATLAS R-ONE Handguard! The R-ONE handguards are 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 Assembled Upper Receiver
  • 16.6" ATLAS R-ONE M-LOK Handguard
  • 18" .223 Wylde Stainless Steel QPQ Barrel, Rifle Length
  • Low Profile Gas Block and Mid-Length Gas Tube
  • Product comes assembled
  • Does NOT include BCG and 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 R-One Handguard Features:

  • Full top picatinny rail for optional attachments
  • 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

18" .223 Stainless Steel QPQ Rifle Length Barrel Features:

  • .223 Wylde 18" Rifle Length Barrel, 1/8 Twist
  • QPQ Corrosion Resistant Finish
  • .750 gas block journal
  • Rifle length gas system
  • M4 Feed Ramp Extension
  • HP and MPI tested
  • Standard A2 flash hider