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
- 16″ .223 Wylde Mid-Length Fluted Stainless Steel 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 AR-15 upper receivers and barrels
16″ .223 Stainless Steel Mid-Length Barrel Features:
- .223 Wylde 16″ Fluted Mid-Length Barrel, 1/8 Twist
- 416R Stainless Steel
- Bead Blasted Finish
- .750 gas block journal
- Mid-length gas system
- M4 Feed Ramp Extension
- HP and MPI tested
- Standard A2 flash hider
This barrel features some of the most aggressive and weight reducing flutes on the market. Coming in at a total weight of 27 oz. We’ve managed to cut almost a pound out of the barrel all while not sacrificing one ounce of accuracy!
Shipping to FFL Dealer Required | No |
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Made In America | Yes |
Platform | AR-15 |
Series | ATLAS |
Caliber | .223 Wylde |
Barrel Length | 16″ |
Select Your Finish | No |
Weight(s) | 52.6 oz |
Other | NOTE: Weights above include Gen 2 Upper, Handguard, Barrel, Muzzle Brake and Mounting Hardware. |