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Aero Precision
Overview
The Aero Precision M4E1 Stripped AR-15 Lower Receiver is a foundational component designed for builders looking to create a reliable and functional firearm. Made from 7075-T6 aluminum, this stripped lower features a FDE Cerakote finish for enhanced durability and corrosion resistance, while the .154 trigger pin size ensures compatibility with a wide range of triggers. This lower is typically utilized in mid-length gas system builds, often chambered in 5.56 NATO, making it a versatile choice for various applications.
Based on build data

Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger

Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Ddc

Geissele Automatics Llc Ar-15 16 Super Duty Stripped Upper Receiver Ddc

Strike Industries Ar-15 Ultra Light Pivot / Takedown Pins - Fde

Magpul Ar-15 Moe Enhanced Trigger Guard Fde

Strike Industries Extended Bolt Catch
Aggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger | 19 | |
| Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Ddc | 18 | |
| Geissele Automatics Llc Ar-15 16 Super Duty Stripped Upper Receiver Ddc | 16 | |
| Strike Industries Ar-15 Ultra Light Pivot / Takedown Pins - Fde | 16 | |
| Magpul Ar-15 Moe Enhanced Trigger Guard Fde | 14 | |
| Strike Industries Extended Bolt Catch | 14 |
| Platform | Percentage |
|---|---|
| AR-15 | 100% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 64% |
| .223 Wylde | 19% |
| 300 Blackout | 10% |
| .308 Win | 2% |
| 8.6 Blackout | 1% |
| 5.7x28mm | 1% |
| .350 Legend | 1% |
| .45 ACP | 1% |
| .458 SOCOM | 1% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 47.2% |
| Carbine | 29.2% |
| Pistol | 13.9% |
| Rifle | 8.3% |
| Intermediate | 1.4% |
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