Aero Precision M4E1 Threaded No FA Complete Upper 10.5" 5.56 Carbine 9.2" M-LOK ATLAS S-ONE - Anodized Black - APAR712102M2
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Aero Precision M4E1 Threaded No FA Complete Upper 10.5″ 5.56 Carbine 9.2″ M-LOK ATLAS S-ONE – Anodized Black
Sleek, Lightweight, and Ready for Precision Performance
The Aero Precision M4E1 Threaded No FA Complete Upper is engineered for AR-15 enthusiasts seeking a streamlined, no-forward-assist design combined with high-performance features. This upper combines the rugged durability of M4E1 threaded receivers with Aero Precision’s proprietary ATLAS R-ONE Handguard, offering a slim, lightweight profile without sacrificing strength or stability. Perfect for a range of attachment options, it delivers top-tier performance and precision handling for demanding users. Note: Bolt Carrier Group (BCG) and Charging Handle are not included.
Key Features:
- No Forward Assist Design: Streamlined build for simplicity and lighter weight.
- Enhanced Forging: Custom forging gives the upper a “billet look” while maintaining forged part strength.
- ATLAS R-ONE Handguard: 9.2-inch free-float M-LOK handguard for excellent attachment real estate and maneuverability.
- Seamless Picatinny Profile: Blends smoothly with Enhanced and ATLAS Series Handguards for a uniform rail aesthetic.
- M4 Feedramps: Ensures reliable feeding performance.
- Port Door Assembly and A2 Flash Hider Included: Complete and ready for your build.
Technical Specifications:
- Manufacturer: Aero Precision
- Caliber: 5.56x45mm NATO
- Barrel Length: 10.5 inches
- Gas System Length: Carbine
- Barrel Twist Rate: 1-7
- Material: 4150 Chrome Moly Vanadium (Barrel), 416R Stainless Steel (Various components)
- Attachment/Mount Types: M-LOK, Picatinny
- Gas Block Journal Size: .750 inches
- Handguard Length: 9.2 inches
- Muzzle Device: A2 Flash Hider
- Condition: New
- Bolt Carrier Group: Not included
- Charging Handle: Not included
Ideal for users building or upgrading a short-barrel AR-15 configuration focused on agility, weight savings, and high attachment customization. Add to your cart today for precision, reliability, and lightweight performance.
| Weight | 37.76 oz |
|---|---|
| Dimensions | 22.5 × 5 × 5 in |
| Barrel Finish | Nitride / Melonite |
| Barrel Profile | M4 |
| Cartridge Compatibility | 5.56 NATO |
| Barrel Length | 10.5 |
| Gas System Length | Carbine |
| Twist Rate | 1-7 |
| BCG / Charging Handle | Not Included |
| MPN | APAR712102M2 |
| UPC | 840014613366 |
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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