Aero Precision M4E1 Threaded PRO Complete Upper with 16.3\" 5.56 CHF Mid-Length Barrel and 15\" ATLAS R-ONE Handguard - Anodized Black - APUG700705M105-1
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Aero Precision
Overview
The Aero Precision M4E1 Threaded PRO Complete Upper is a fully assembled upper receiver designed for the AR-15 platform, featuring a 16.3" 5.56 NATO CHF mid-length barrel that provides a balance of accuracy and recoil management. The M4E1 receiver type offers an enhanced design for improved fit and function, while the anodized black finish ensures durability and resistance to wear. This upper is commonly found in builds focusing on versatility and performance, making it suitable for both tactical applications and recreational shooting.
Specifications
Aero Precision M4E1 Threaded PRO Complete Upper with 16.3\" 5.56 CHF Mid-Length Barrel and 15\" ATLAS R-ONE Handguard - Anodized Black - APUG700705M105-1
Build history on GunPartPicker
Builders on GunPartPicker first added the Aero Precision M4E1 Threaded PRO Complete Upper with 16.3\" 5.56 CHF Mid-Length Barrel and 15\" ATLAS R-ONE Handguard - Anodized Black - APUG700705M105-1 to a build in February 2026.
It was out of stock everywhere we track for all of September 2026, and today none of the 3 retailers we track has it in stock right now. Listed prices start at $644.25 at BattleHawk Armory for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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