Aero Precision - M4E1 Threaded Complete Upper, 12.5" 5.56 Barrel, 12.7" ATLAS R-One M-LOK Handguard

Aero Precision
SKU:
APAR700704M30
$412.24
$484.99
(You save $72.75 )
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This complete upper includes the 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. The 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
  • 12.7" M-LOK ATLAS R-ONE Handguard
  • 12.5" 5.56 Government Profile CMV Barrel, Carbine Length
  • Low Profile Gas Block and Carbine 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

12.5" 5.56 CMV Carbine Length Barrel Features:

  • Chamber: 5.56
  • Length: 12.5"
  • Twist: 1 in 7
  • Threading: 1/2"x28
  • Material: Chrome Moly Vanadium
  • Finish: QPQ corrosion resistant finish both inside and out
  • Gas Block: .750
  • Gas System Length: Carbine
  • Weight: 22oz
  • M4 Barrel Extension
  • HP and MPI Tested