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Aero Precision
Overview
The Aero Precision M4E1-T PRO CHF M4 5.56mm 16 inch Complete Upper Receiver is a fully assembled upper designed for the AR-15 platform, featuring a 16-inch barrel with a mid-length gas system that promotes smoother cycling and reduced recoil. The 1:7 twist rate is optimized for stabilizing a wide range of bullet weights, making it versatile for various ammunition choices. Its striking OD Green finish adds a tactical aesthetic, and this upper is commonly found in builds focused on lightweight configurations or those requiring a robust, all-purpose setup.
Aero Precision M4E1-T PRO CHF M4 5.56mm 16 inch Complete Upper Receiver Hanson Mid Length 1-7 Twist A2 Birdcage Anodized OD Green
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The Aero Precision M4E1-T PRO CHF M4 5.56mm 16 inch Complete Upper Receiver Hanson Mid Length 1-7 Twist A2 Birdcage Anodized OD Green was out of stock everywhere we track every time we checked in October 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $744.99 at Optics Planet for when it comes back.
Prices checked · refreshed daily across 37 retailers
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