Firearms

Aero Precision M4E1 5.56x45mm 18-inch Mid-Length

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Specifications

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Aftermarket Ecosystem

Historically Significant Examples

Serial Number Data

Production data from factory records and collector research. Year ranges are approximate for pre-1968 firearms.

Years	Serial Range	Count	Factory	Country	Confidence

Aero Precision M4E1 with 18-inch stainless barrel and mid-length gas system. Precision-oriented mid-length configuration with enhanced M4E1 receiver.

Type: Semi-Auto Rifle

Action: Semi-Automatic

Caliber: 5.56x45mm

Capacity: 30

Year introduced: 2020, USA

Weight: 67 oz

Overall length: 36"

Status: Active

Intended use: Precision/Varmint