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Buy your Aero Precision M4E1 Threaded Assembled Receiver Set from BattleHawk Armory today!
The Aero Precision M4E1 Threaded Assembled Receiver Set in Anodized Black, without a forward assist, offers a complete and reliable solution for AR-15 builds. This receiver set includes both the upper and lower receivers, designed to enhance functionality and simplicity. Constructed from 7075-T6 aluminum, the receiver set ensures excellent strength and durability while keeping the weight minimized. The anodized black finish not only provides a sleek appearance but also enhances corrosion resistance and durability. One distinguishing feature of this receiver set is the absence of a forward assist. This design choice reduces weight and simplifies the overall look of the rifle, appealing to those seeking a streamlined and minimalist configuration. The M4E1 Threaded Assembled Receiver Set is compatible with mil-spec AR-15 components, allowing for seamless integration and customization. It features a threaded receiver extension (buffer tube) for easy installation of buttstocks or braces. The integrated trigger guard adds strength and eliminates the need for a separate trigger guard installation. Additionally, the receiver set incorporates a flared magwell for smooth and quick magazine changes, enhancing overall ergonomics and functionality. The Aero Precision M4E1 Threaded Assembled Receiver Set, with its no-forward-assist design and high-quality construction, offers simplicity, reliability, and versatility for AR-15 enthusiasts seeking a complete receiver set for their custom builds.
Includes:
- M4E1 Lower Receiver in Anodized Black
- M4E1 Threaded Assembled Upper Receiver, No Forward Assist in Anodized Black
M4E1 Lower Receiver Features:
- Threaded Bolt Catch Roll Pin - Allows for simple installation of the bolt catch and virtually eliminates the chance to damage the finish during installation (pin included).
- Integrated Trigger Guard - Eliminates the possibility of breaking the trigger guard tabs by integrating the trigger guard into the lower, creating a stronger more rigid platform to build upon.
- Upper Tension Screw - Allows users to fine tune the fit of the upper and lower receiver using a nylon tipped tensioning set screw inserted in the grip tang of the lower receiver. This provides a tight fit with any standard AR15 upper receiver.
- Threaded Takedown Pin Detent Recess - Allows user to easily install the Takedown Pin detent and spring with the use of a 4-40 set screw (no more launching detents across the room).
- Increased Magwell Flare - Increased the flare of the magwell to aid in quick and efficient magazine changes.
M4E1 Threaded with No Forward Assist Upper Receiver Features:
- No Forward Assist
- Custom enhanced forging that gives the upper receiver a "billet look" while maintaining the structural integrity of a forged part.
- Picatinny profile that blends seamlessly with our Enhanced and ATLAS Series Handguards
- M4 Feedramps
- .250 takedown pin holes
- Laser engraved T-marks
| Manufacturer | Aero Precision |
| Model | M4E1 |
| UPC | 840014613687 |
| SKU | APCS100720 |



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