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Aero Precision 10" M4E1 300BLK AR15 Upper S-ONE MLOK Complete .300 Blackout M-LOK FDE
Aero Precision 10' M4E1 300BLK AR15 Upper S-ONE MLOK Complete .300 Blackout M-LOK FDE

Aero Precision 10" M4E1 300BLK AR15 Upper S-ONE MLOK Complete .300 Blackout M-LOK FDE

Part Number:APAR700312M4
On sale: $479.95
Retail Price:$504.99
You Save:$25.04(5%)
In Stock.

Choose Options

Accessories
None
One 5 Slot Aluminum Magpul Rail [+$18.95]
Two 5 Slot Aluminum Magpul Rails [+$36.95]
Three 5 Slot Aluminum Magpul Rails [+$53.95]
None
Add Milspec Charging Handle [+$13.95]
Add Aero Ambi Charging Handle [+$74.95]
Add VTS Milspec Nitrided BCG [+$99.95]
Add Aero Nitrided M16 BCG [+$149.95]
Add Aero Milspec Phosphated M16 BCG [+$139.95]
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Aero Precision 10" M4E1 300BLK AR15 Upper S-ONE MLOK Complete .300 Blackout M-LOK FDE
Description:

This complete upper includes our 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. 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
  • ATLAS S-ONE Handguard of choice
  • 10" .300 Blackout CMV Barrel
  • Low Profile Gas Block and Pistol Length Gas Tube
  • Product comes assembled
  • This complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the FINISH YOUR BUILD tab
  • The muzzle brake that comes with this complete upper receiver is NOT pinned nor welded to this barrel.

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
  • Learn More about our NEW ATLAS S-ONE Hanguards

10" .300 Blackout Barrel Features:

  • Length: 10"
  • Twist: 1 in 7
  • Muzzle: 5/8x24 Threaded
  • Material: 4150 Crome Moly Vanadium
  • Finish: QPQ corrosion resistant finish both inside and out
  • Gas Block: .750
  • Gas Port: .0935
  • Gas System Length: Pistol
  • Weight: 21oz
  • M4 Barrel Extension
  • HP and MPI Tested

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