Aero Precision M4E1 Enhanced Upper Receiver .223/5.56 NATO - Anodized Black - BLEM - APAR600201BAC
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Aero Precision
Overview
The Aero Precision M4E1 Enhanced Upper Receiver is a stripped upper designed for the AR-15 platform, specifically chambered for 5.56 NATO. Its M4E1 receiver type offers a unique profile that integrates seamlessly with various lower receivers, allowing for a clean and functional build. This upper is commonly found in mid-length gas system builds, making it a versatile choice for builders looking to achieve a balance of reliability and performance.
Specifications
Aero Precision M4E1 Enhanced Upper Receiver .223/5.56 NATO - Anodized Black - BLEM - APAR600201BAC
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Build history on GunPartPicker
Builders have been adding the Aero Precision M4E1 Enhanced Upper Receiver .223/5.56 NATO - Anodized Black - BLEM - APAR600201BAC to their builds on GunPartPicker since February 2026. All time, it ranks #911 of the 1,642 upper receivers builders have added.
Updated · from real builds on GunPartPicker
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Frequently Built With
The part most often added in each category by the 5 builds that include this one
Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green
FAXON Firearms 5.56 Gunner Profile Mid-Length AR-15 Barrel - Pinned Gas Block - 14.5"
Brownells M16 Lightweight Bolt Carrier Group Nickel Boron
Superlative Arms AR-15 Adjustable Gas Block .625" Solid Melonite
XTS M-LOK Aluminum Angled Foregrip - Black
WMD Guns AR-15 Gas Tube Nitromet Mid-Length
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 4 →Builds in the community that include the Aero Precision M4E1 Enhanced Upper Receiver .223/5.56 NATO - Anodized Black - BLEM - APAR600201BAC
| Build | Parts | Total |
|---|---|---|
 | 19 | $1183.51 |
| 12 | $1033.73 |
 | 12 | $1033.73 |
 | 21 | $2146.96 |
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