Aero Precision M4E1 Complete AR-15 Lower Receiver - MOE SL Grip & SL Carbine Stock - FDE
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Aero Precision
Overview
The Aero Precision M4E1 Complete AR-15 Lower Receiver is a stripped lower designed for builders looking to create a custom AR-15 platform. It features a .154 trigger pin size, ensuring compatibility with standard AR-15 components. Its FDE Cerakote finish provides a durable exterior while the polymer construction contributes to a lightweight build. This lower receiver is often found in builds utilizing a mid-length gas system and chambered in 5.56 NATO, making it a solid choice for a versatile and reliable firearm.
Specifications
Aero Precision M4E1 Complete AR-15 Lower Receiver - MOE SL Grip & SL Carbine Stock - FDE
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Build history on GunPartPicker
Builders on GunPartPicker first added the Aero Precision M4E1 Complete AR-15 Lower Receiver - MOE SL Grip & SL Carbine Stock - FDE to a build in February 2026. Builds with this lower receiver are mostly chambered in 5.56 NATO (86%, then .223 Wylde 14%), split between mid-length (50%) and rifle-length (33%) gas systems, and nearly all AR-15.
Updated · from real builds on GunPartPicker
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Frequently Built With
The part most often added in each category by the 18 builds that include this one
Aero Precision Threaded Complete Upper, 16\" 5.56 HBAR Mid-Length Barrel with 15\" ATLAS S-ONE M-LOK Handguard - FDE Cerakote - APAR700115M97
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
CMC Triggers Two Stage Trigger Curved 2lb Set 2lb Release
Brownells M16 BCG 5.56mm NATO & AR-15 30-Round Pmag Gen M2 10 Pack
Magpul AFG-2 Angled Fore Grip - Olive Drab Green
Ballistic Advantage 18" .223 Wylde SPR Stainless Steel Rifle Length AR-15 Barrel w/ Ops 12 Premium Series 1:8 Twist
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 2 →Builds in the community that include the Aero Precision M4e1 Complete Ar-15 Lower Receiver - Moe Sl Grip & Sl Carbine Stock - Fde
| Build | Parts | Total |
|---|---|---|
 | 10 | $929.19 |
 | 16 | $1881.50 |
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