Aero Precision

Aero Precision M4E1 Enhanced Upper Receiver .223/5.56 NATO - Anodized Black - BLEM - APAR600201BAC

All Aero Precision upper receivers
Aero Precision M4E1 Enhanced Upper Receiver .223/5.56 NATO - Anodized Black - BLEM - APAR600201BAC - Upper Receiver for AR-15 - view 1
Aero Precision M4E1 Enhanced Upper Receiver .223/5.56 NATO - Anodized Black - BLEM - APAR600201BAC - Upper Receiver for AR-15 - view 2

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

MPNAPAR600201BAC
ColorBlack
Receiver TypeM4E1
AssemblyStripped
Caliber5.56 NATO
PlatformAR-15

Available Merchants

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Build history on GunPartPicker

Builders have added the Aero Precision M4E1 Enhanced Upper Receiver .223/5.56 NATO - Anodized Black - BLEM - APAR600201BAC to their builds on GunPartPicker. Since April 2026, it ranks #1240 of the 2,068 upper receivers builders have added.

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Frequently Built With

The part most often added in each category by the builds that include this one

FAXON Firearms 5.56 Gunner Profile Mid-Length AR-15 Barrel - Pinned Gas Block - 14.5"

FAXON Firearms 5.56 Gunner Profile Mid-Length AR-15 Barrel - Pinned Gas Block - 14.5"

Barrel$207in 40% of them
Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green

Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green

Charging Handle$155in 40% of them
Superlative Arms AR-15 Adjustable Gas Block .625" Solid Melonite

Superlative Arms AR-15 Adjustable Gas Block .625" Solid Melonite

Gas Block$90in 40% of them
Brownells M16 Lightweight Bolt Carrier Group Nickel Boron

Brownells M16 Lightweight Bolt Carrier Group Nickel Boron

Bolt Carrier Group$230 · out of stockin 40% of them
Precision Armament M4-72 Severe-Duty Compensator 22 Caliber 1/2-28 SS Silver

Precision Armament M4-72 Severe-Duty Compensator 22 Caliber 1/2-28 SS Silver

Muzzle Device$81in 40% of them
WMD Guns AR-15 Gas Tube Nitromet Mid-Length

WMD Guns AR-15 Gas Tube Nitromet Mid-Length

Gas Tube$14in 40% of them

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Gas System

49.1%
Mid-Length49.1%
Carbine26.9%
Pistol11.5%
Rifle10.9%
Blowback1.4%
Other0.2%

Builds Featuring This Part

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Builds in the community that include the Aero Precision M4E1 Enhanced Upper Receiver .223/5.56 NATO - Anodized Black - BLEM - APAR600201BAC

BuildPartsTotal
for hd 10" build
for hd 10"		19$1502.50
16" build build
16" build		12$1059.24
For the range 16" build
For the range 16"		12$1059.24
16" 5.56 build
16" 5.56		21$2182.11

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