Aero Precision M4E1-T 5.56x45 10.6 inch MOD 4 Upper Receiver Government Carbine Length 1 in 7 Twist A2 Bird Cage OD Green
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Aero Precision
Overview
The Aero Precision M4E1-T 5.56x45 10.6 inch MOD 4 Upper Receiver is a complete upper designed for the AR-15 platform, featuring a carbine-length gas system that enhances reliability and performance in shorter builds. With a 1:7 twist rate, this upper is optimized for stabilizing a range of bullet weights, making it versatile for various shooting applications. Its OD Green finish adds a tactical look, and this upper is commonly found in compact builds focused on maneuverability and rapid engagement.
Specifications
Aero Precision M4E1-T 5.56x45 10.6 inch MOD 4 Upper Receiver Government Carbine Length 1 in 7 Twist A2 Bird Cage OD Green
Available Merchants(1)
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Stock Alert
September 2026 on GunPartPicker
Aero Precision M4E1-T 5.56x45 10.6 inch MOD 4 Upper Receiver Government Carbine Length 1 in 7 Twist A2 Bird Cage OD Green ranked #168 of the 615 upper receivers builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since January 2026. All time, it ranks #658 of the 1,711 upper receivers builders have added.
Today the one retailer we track is out of stock. Listed prices start at $614.99 at Optics Planet for when it comes back.
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