Aero Precision M4E1-T Complete Upper, 8" .300 Blackout Barrel, 7" M-LOK ATLAS S-ONE HG, Anodized Black - APAR700301M1
In stock
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
- 8″ .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.
- 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
8″ .300 Blackout Barrel Features:
- Length: 8″
- Twist: 1 in 7
- Muzzle: 5/8×24 Threaded
- Material: 4150 Crome Moly Vanadium
- Finish: QPQ corrosion resistant finish both inside and out
- Gas Block: .750
- Gas Port: .109
- Gas System Length: Pistol
- Weight: 18oz
- M4 Barrel Extension
- HP and MPI Tested
Specifications:
- Made In AMERICA: Yes
- Platform: AR-15
- Series: ATLAS
- Caliber: .300 Blackout
- Barrel Length: 8″
- Other: No
| Weight | 17.92 oz |
|---|---|
| Dimensions | 20 × 5 × 5 in |
| Barrel Finish | Nitride / Melonite |
| Barrel Profile | Medium |
| Gas System Length | Pistol |
| Barrel Length | 8 |
| Cartridge Compatibility | 300 BLK |
| Twist Rate | 1-7 |
| BCG / Charging Handle | Not Included |
| MPN | APAR700301M1 |
| UPC | 840014601707 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
Customer Reviews
- Reviews
- Questions
US
Excellent
Very impressed with the fit and quality of the machining and finish. It fits and functions perfectly on the matching lower.
USGreat upper
Great Quality product very well made and smooth.
US
Aero Precision 300 Upper
Like every AP product I’ve purchased, this upper functions flawlessly out of the box. Paired with an AP black nitride BCG and BCM Mod3 charging handle, it’s a great addition to my AR pistol.
