Aero Precision M4E1 Threaded 20" .350 Legend Carbine Length Complete Upper w/ 16.6" ATLAS R-ONE Handguard - Anodized Black - APAR700106M100
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Aero Precision M4E1 Threaded 20″ .350 Legend Carbine Length Complete Upper w/ 16.6″ ATLAS R-ONE Handguard – Anodized Black
This complete upper includes Aero Precision’s 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. Aero Precision’s 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. This complete upper does not include BCG or Charging Handle.
Includes:
- M4E1 Threaded Assembled Upper Receiver
- 16.6″ ATLAS R-ONE Handguard
- 20″ 5.56 Rifle Length CMV Barrel
- Low Profile Gas Block and Rifle Length Gas Tube
- Product comes assembled
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
20″ .350 Legend Carbine Length CMV Barrel Features:
- .350 Legend 20″ Carbine Length, 1/16 twist, 4150 CrMoV, QPQ, gas port drilled
- .750 gas block journal
- Government Profile
- Rifle length gas system, .0785 gas port
- M4 Feed Ramp Extension
- HP and MPI tested
- Standard A2 flash hider
Specifications:
- Caliber/Gauge .350 Legend
- Barrel Length 20″
- Barrel Twist 1:16
- Barrel Finish QPQ Corrosion Resistant
- Firearm Fit AR-15
- Threaded Barrel Yes
**Does not include BCG or Charging Handle**
| Weight | 70 oz |
|---|---|
| Barrel Finish | Nitride / Melonite |
| Barrel Profile | M4 |
| Cartridge Compatibility | 350 Legend |
| Barrel Length | 20 |
| Gas System Length | Carbine |
| Twist Rate | 1-16 |
| BCG / Charging Handle | Not Included |
| MPN | APAR700106M100 |
| UPC | 840014617692 |
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.
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