Aero Precision M4E1 Enhanced 18\" .223 Wylde SS QPQ Complete Upper Receiver with 16.6\" Enhanced M-LOK Handguard - Anodized Black - APAR600220M76

Aero Precision M4E1 Enhanced 18\" .223 Wylde SS QPQ Complete Upper Receiver with 16.6\" Enhanced M-LOK Handguard - Anodized Black - APAR600220M76 - Upper Receiver for AR-15 - view 1
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Aero Precision

Overview

The Aero Precision M4E1 Enhanced 18" .223 Wylde Complete Upper Receiver is designed for the AR-15 platform, offering a versatile and reliable option for your build. This complete assembly features the M4E1 receiver type, which enhances the integration between the upper and lower receivers, improving overall fit and function. The .223 Wylde caliber allows for safe chambering of both .223 Remington and 5.56 NATO, providing flexibility in ammunition choices. This upper is commonly found in precision and tactical builds where a longer barrel length is preferred for improved accuracy and performance.

Specifications

MPNAPAR600220M76
Receiver TypeM4E1
ColorBlack
Caliber.223 Wylde
AssemblyComplete
PlatformAR-15

Available Merchants(2)

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Optics Planet
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$640
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Classic Firearms
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$640

Price and stock

The Aero Precision M4E1 Enhanced 18\" .223 Wylde SS QPQ Complete Upper Receiver with 16.6\" Enhanced M-LOK Handguard - Anodized Black - APAR600220M76 was out of stock everywhere we track for all of August 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $639.99 at Optics Planet for when it comes back.

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